Home / 29,386.72-40,552.88-15,957.36

Finding the Fourth Proportional to 29,386.72, 40,552.88 and 15,957.36

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Solution

The fourth proportional to 29,386.72, 40,552.88 and 15,957.36 is: 22,020.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,386.72 : 40,552.88 = 15,957.36 : x
  2. Step 2: Convert to fraction form
    29,386.72/40,552.88 = 15,957.36/x
  3. Step 3: Cross multiply
    29,386.72x = 40,552.88 × 15,957.36
  4. Step 4: Simplify right side
    29,386.72x = 647,116,905.20
  5. Step 5: Solve for x
    x = 647,116,905.20/29,386.72
  6. Step 6: Final answer
    x = 22,020.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.