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Finding the Fourth Proportional to 24,779.56, 34,209.06 and 19,101.88

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Solution

The fourth proportional to 24,779.56, 34,209.06 and 19,101.88 is: 26,370.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,779.56 : 34,209.06 = 19,101.88 : x
  2. Step 2: Convert to fraction form
    24,779.56/34,209.06 = 19,101.88/x
  3. Step 3: Cross multiply
    24,779.56x = 34,209.06 × 19,101.88
  4. Step 4: Simplify right side
    24,779.56x = 653,457,359.03
  5. Step 5: Solve for x
    x = 653,457,359.03/24,779.56
  6. Step 6: Final answer
    x = 26,370.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.