Home / 15,152.74-22,649.33-13,162.60

Finding the Fourth Proportional to 15,152.74, 22,649.33 and 13,162.60

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Solution

The fourth proportional to 15,152.74, 22,649.33 and 13,162.60 is: 19,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,152.74 : 22,649.33 = 13,162.60 : x
  2. Step 2: Convert to fraction form
    15,152.74/22,649.33 = 13,162.60/x
  3. Step 3: Cross multiply
    15,152.74x = 22,649.33 × 13,162.60
  4. Step 4: Simplify right side
    15,152.74x = 298,124,071.06
  5. Step 5: Solve for x
    x = 298,124,071.06/15,152.74
  6. Step 6: Final answer
    x = 19,674.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.