Home / 39,034.88-58,570.46-12,385.07

Finding the Fourth Proportional to 39,034.88, 58,570.46 and 12,385.07

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Solution

The fourth proportional to 39,034.88, 58,570.46 and 12,385.07 is: 18,583.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,034.88 : 58,570.46 = 12,385.07 : x
  2. Step 2: Convert to fraction form
    39,034.88/58,570.46 = 12,385.07/x
  3. Step 3: Cross multiply
    39,034.88x = 58,570.46 × 12,385.07
  4. Step 4: Simplify right side
    39,034.88x = 725,399,158.34
  5. Step 5: Solve for x
    x = 725,399,158.34/39,034.88
  6. Step 6: Final answer
    x = 18,583.36

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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.