Home / 42,770.30-59,025.26-25,779.95

Finding the Fourth Proportional to 42,770.30, 59,025.26 and 25,779.95

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Solution

The fourth proportional to 42,770.30, 59,025.26 and 25,779.95 is: 35,577.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,770.30 : 59,025.26 = 25,779.95 : x
  2. Step 2: Convert to fraction form
    42,770.30/59,025.26 = 25,779.95/x
  3. Step 3: Cross multiply
    42,770.30x = 59,025.26 × 25,779.95
  4. Step 4: Simplify right side
    42,770.30x = 1,521,668,020.86
  5. Step 5: Solve for x
    x = 1,521,668,020.86/42,770.30
  6. Step 6: Final answer
    x = 35,577.68

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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.