Home / 25,597.38-35,292.51-21,354.60

Finding the Fourth Proportional to 25,597.38, 35,292.51 and 21,354.60

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Solution

The fourth proportional to 25,597.38, 35,292.51 and 21,354.60 is: 29,442.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,597.38 : 35,292.51 = 21,354.60 : x
  2. Step 2: Convert to fraction form
    25,597.38/35,292.51 = 21,354.60/x
  3. Step 3: Cross multiply
    25,597.38x = 35,292.51 × 21,354.60
  4. Step 4: Simplify right side
    25,597.38x = 753,657,434.05
  5. Step 5: Solve for x
    x = 753,657,434.05/25,597.38
  6. Step 6: Final answer
    x = 29,442.76

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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.