Home / 15,340.08-23,014.95-5,479.14

Finding the Fourth Proportional to 15,340.08, 23,014.95 and 5,479.14

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Solution

The fourth proportional to 15,340.08, 23,014.95 and 5,479.14 is: 8,220.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,340.08 : 23,014.95 = 5,479.14 : x
  2. Step 2: Convert to fraction form
    15,340.08/23,014.95 = 5,479.14/x
  3. Step 3: Cross multiply
    15,340.08x = 23,014.95 × 5,479.14
  4. Step 4: Simplify right side
    15,340.08x = 126,102,133.14
  5. Step 5: Solve for x
    x = 126,102,133.14/15,340.08
  6. Step 6: Final answer
    x = 8,220.44

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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.