Home / 39,113.17-58,669.15-9,531.05

Finding the Fourth Proportional to 39,113.17, 58,669.15 and 9,531.05

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Solution

The fourth proportional to 39,113.17, 58,669.15 and 9,531.05 is: 14,296.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,113.17 : 58,669.15 = 9,531.05 : x
  2. Step 2: Convert to fraction form
    39,113.17/58,669.15 = 9,531.05/x
  3. Step 3: Cross multiply
    39,113.17x = 58,669.15 × 9,531.05
  4. Step 4: Simplify right side
    39,113.17x = 559,178,602.11
  5. Step 5: Solve for x
    x = 559,178,602.11/39,113.17
  6. Step 6: Final answer
    x = 14,296.43

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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.