Home / 38,871.46-53,646.70-22,957.40

Finding the Fourth Proportional to 38,871.46, 53,646.70 and 22,957.40

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Solution

The fourth proportional to 38,871.46, 53,646.70 and 22,957.40 is: 31,683.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,871.46 : 53,646.70 = 22,957.40 : x
  2. Step 2: Convert to fraction form
    38,871.46/53,646.70 = 22,957.40/x
  3. Step 3: Cross multiply
    38,871.46x = 53,646.70 × 22,957.40
  4. Step 4: Simplify right side
    38,871.46x = 1,231,588,750.58
  5. Step 5: Solve for x
    x = 1,231,588,750.58/38,871.46
  6. Step 6: Final answer
    x = 31,683.62

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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.