Home / 39,001.34-58,506.10-12,708.12

Finding the Fourth Proportional to 39,001.34, 58,506.10 and 12,708.12

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Solution

The fourth proportional to 39,001.34, 58,506.10 and 12,708.12 is: 19,063.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,001.34 : 58,506.10 = 12,708.12 : x
  2. Step 2: Convert to fraction form
    39,001.34/58,506.10 = 12,708.12/x
  3. Step 3: Cross multiply
    39,001.34x = 58,506.10 × 12,708.12
  4. Step 4: Simplify right side
    39,001.34x = 743,502,539.53
  5. Step 5: Solve for x
    x = 743,502,539.53/39,001.34
  6. Step 6: Final answer
    x = 19,063.51

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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.