Home / 39,079.32-58,593.06-12,774.84

Finding the Fourth Proportional to 39,079.32, 58,593.06 and 12,774.84

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Solution

The fourth proportional to 39,079.32, 58,593.06 and 12,774.84 is: 19,153.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,079.32 : 58,593.06 = 12,774.84 : x
  2. Step 2: Convert to fraction form
    39,079.32/58,593.06 = 12,774.84/x
  3. Step 3: Cross multiply
    39,079.32x = 58,593.06 × 12,774.84
  4. Step 4: Simplify right side
    39,079.32x = 748,516,966.61
  5. Step 5: Solve for x
    x = 748,516,966.61/39,079.32
  6. Step 6: Final answer
    x = 19,153.79

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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.