Home / 51,983.79-71,737.29-28,110.36

Finding the Fourth Proportional to 51,983.79, 71,737.29 and 28,110.36

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Solution

The fourth proportional to 51,983.79, 71,737.29 and 28,110.36 is: 38,792.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,983.79 : 71,737.29 = 28,110.36 : x
  2. Step 2: Convert to fraction form
    51,983.79/71,737.29 = 28,110.36/x
  3. Step 3: Cross multiply
    51,983.79x = 71,737.29 × 28,110.36
  4. Step 4: Simplify right side
    51,983.79x = 2,016,561,047.32
  5. Step 5: Solve for x
    x = 2,016,561,047.32/51,983.79
  6. Step 6: Final answer
    x = 38,792.11

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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.