Home / 38,373.20-57,557.00-12,085.46

Finding the Fourth Proportional to 38,373.20, 57,557.00 and 12,085.46

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Solution

The fourth proportional to 38,373.20, 57,557.00 and 12,085.46 is: 18,127.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,373.20 : 57,557.00 = 12,085.46 : x
  2. Step 2: Convert to fraction form
    38,373.20/57,557.00 = 12,085.46/x
  3. Step 3: Cross multiply
    38,373.20x = 57,557.00 × 12,085.46
  4. Step 4: Simplify right side
    38,373.20x = 695,602,904.69
  5. Step 5: Solve for x
    x = 695,602,904.69/38,373.20
  6. Step 6: Final answer
    x = 18,127.31

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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.