Home / 39,113.67-58,669.90-9,531.55

Finding the Fourth Proportional to 39,113.67, 58,669.90 and 9,531.55

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Solution

The fourth proportional to 39,113.67, 58,669.90 and 9,531.55 is: 14,297.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,113.67 : 58,669.90 = 9,531.55 : x
  2. Step 2: Convert to fraction form
    39,113.67/58,669.90 = 9,531.55/x
  3. Step 3: Cross multiply
    39,113.67x = 58,669.90 × 9,531.55
  4. Step 4: Simplify right side
    39,113.67x = 559,215,085.35
  5. Step 5: Solve for x
    x = 559,215,085.35/39,113.67
  6. Step 6: Final answer
    x = 14,297.18

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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.