Home / 15,318.16-22,929.85-13,076.48

Finding the Fourth Proportional to 15,318.16, 22,929.85 and 13,076.48

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Solution

The fourth proportional to 15,318.16, 22,929.85 and 13,076.48 is: 19,574.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,318.16 : 22,929.85 = 13,076.48 : x
  2. Step 2: Convert to fraction form
    15,318.16/22,929.85 = 13,076.48/x
  3. Step 3: Cross multiply
    15,318.16x = 22,929.85 × 13,076.48
  4. Step 4: Simplify right side
    15,318.16x = 299,841,724.93
  5. Step 5: Solve for x
    x = 299,841,724.93/15,318.16
  6. Step 6: Final answer
    x = 19,574.27

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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.