Home / 45,199.08-67,779.18-18,526.52

Finding the Fourth Proportional to 45,199.08, 67,779.18 and 18,526.52

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Solution

The fourth proportional to 45,199.08, 67,779.18 and 18,526.52 is: 27,781.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,199.08 : 67,779.18 = 18,526.52 : x
  2. Step 2: Convert to fraction form
    45,199.08/67,779.18 = 18,526.52/x
  3. Step 3: Cross multiply
    45,199.08x = 67,779.18 × 18,526.52
  4. Step 4: Simplify right side
    45,199.08x = 1,255,712,503.30
  5. Step 5: Solve for x
    x = 1,255,712,503.30/45,199.08
  6. Step 6: Final answer
    x = 27,781.82

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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.