Home / 39,002.28-58,503.51-12,709.08

Finding the Fourth Proportional to 39,002.28, 58,503.51 and 12,709.08

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Solution

The fourth proportional to 39,002.28, 58,503.51 and 12,709.08 is: 19,063.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,002.28 : 58,503.51 = 12,709.08 : x
  2. Step 2: Convert to fraction form
    39,002.28/58,503.51 = 12,709.08/x
  3. Step 3: Cross multiply
    39,002.28x = 58,503.51 × 12,709.08
  4. Step 4: Simplify right side
    39,002.28x = 743,525,788.87
  5. Step 5: Solve for x
    x = 743,525,788.87/39,002.28
  6. Step 6: Final answer
    x = 19,063.65

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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.