Home / 25,779.20-35,575.29-14,601.20

Finding the Fourth Proportional to 25,779.20, 35,575.29 and 14,601.20

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Solution

The fourth proportional to 25,779.20, 35,575.29 and 14,601.20 is: 20,149.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,779.20 : 35,575.29 = 14,601.20 : x
  2. Step 2: Convert to fraction form
    25,779.20/35,575.29 = 14,601.20/x
  3. Step 3: Cross multiply
    25,779.20x = 35,575.29 × 14,601.20
  4. Step 4: Simplify right side
    25,779.20x = 519,441,746.47
  5. Step 5: Solve for x
    x = 519,441,746.47/25,779.20
  6. Step 6: Final answer
    x = 20,149.65

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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.