Home / 39,002.49-58,503.68-12,707.19

Finding the Fourth Proportional to 39,002.49, 58,503.68 and 12,707.19

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Solution

The fourth proportional to 39,002.49, 58,503.68 and 12,707.19 is: 19,060.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,002.49 : 58,503.68 = 12,707.19 : x
  2. Step 2: Convert to fraction form
    39,002.49/58,503.68 = 12,707.19/x
  3. Step 3: Cross multiply
    39,002.49x = 58,503.68 × 12,707.19
  4. Step 4: Simplify right side
    39,002.49x = 743,417,377.46
  5. Step 5: Solve for x
    x = 743,417,377.46/39,002.49
  6. Step 6: Final answer
    x = 19,060.77

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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.