Home / 38,810.43-57,875.97-38,455.71

Finding the Fourth Proportional to 38,810.43, 57,875.97 and 38,455.71

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Solution

The fourth proportional to 38,810.43, 57,875.97 and 38,455.71 is: 57,346.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,810.43 : 57,875.97 = 38,455.71 : x
  2. Step 2: Convert to fraction form
    38,810.43/57,875.97 = 38,455.71/x
  3. Step 3: Cross multiply
    38,810.43x = 57,875.97 × 38,455.71
  4. Step 4: Simplify right side
    38,810.43x = 2,225,661,518.29
  5. Step 5: Solve for x
    x = 2,225,661,518.29/38,810.43
  6. Step 6: Final answer
    x = 57,346.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.