Home / 29,670.04-44,504.95-12,139.86

Finding the Fourth Proportional to 29,670.04, 44,504.95 and 12,139.86

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Solution

The fourth proportional to 29,670.04, 44,504.95 and 12,139.86 is: 18,209.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,670.04 : 44,504.95 = 12,139.86 : x
  2. Step 2: Convert to fraction form
    29,670.04/44,504.95 = 12,139.86/x
  3. Step 3: Cross multiply
    29,670.04x = 44,504.95 × 12,139.86
  4. Step 4: Simplify right side
    29,670.04x = 540,283,862.31
  5. Step 5: Solve for x
    x = 540,283,862.31/29,670.04
  6. Step 6: Final answer
    x = 18,209.74

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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.