Home / 38,373.48-57,557.42-12,085.74

Finding the Fourth Proportional to 38,373.48, 57,557.42 and 12,085.74

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Solution

The fourth proportional to 38,373.48, 57,557.42 and 12,085.74 is: 18,127.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,373.48 : 57,557.42 = 12,085.74 : x
  2. Step 2: Convert to fraction form
    38,373.48/57,557.42 = 12,085.74/x
  3. Step 3: Cross multiply
    38,373.48x = 57,557.42 × 12,085.74
  4. Step 4: Simplify right side
    38,373.48x = 695,624,013.19
  5. Step 5: Solve for x
    x = 695,624,013.19/38,373.48
  6. Step 6: Final answer
    x = 18,127.73

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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.