Home / 15,479.48-23,219.22-6,239

Finding the Fourth Proportional to 15,479.48, 23,219.22 and 6,239

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Solution

The fourth proportional to 15,479.48, 23,219.22 and 6,239 is: 9,358.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,479.48 : 23,219.22 = 6,239 : x
  2. Step 2: Convert to fraction form
    15,479.48/23,219.22 = 6,239/x
  3. Step 3: Cross multiply
    15,479.48x = 23,219.22 × 6,239
  4. Step 4: Simplify right side
    15,479.48x = 144,864,713.58
  5. Step 5: Solve for x
    x = 144,864,713.58/15,479.48
  6. Step 6: Final answer
    x = 9,358.50

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Half scale
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Double scale
Find fourth proportional to 15,480.48, 23,220.72 and 6,240
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.