Home / 25,693.30-38,534.55-10,902.70

Finding the Fourth Proportional to 25,693.30, 38,534.55 and 10,902.70

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Solution

The fourth proportional to 25,693.30, 38,534.55 and 10,902.70 is: 16,351.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,693.30 : 38,534.55 = 10,902.70 : x
  2. Step 2: Convert to fraction form
    25,693.30/38,534.55 = 10,902.70/x
  3. Step 3: Cross multiply
    25,693.30x = 38,534.55 × 10,902.70
  4. Step 4: Simplify right side
    25,693.30x = 420,130,638.29
  5. Step 5: Solve for x
    x = 420,130,638.29/25,693.30
  6. Step 6: Final answer
    x = 16,351.76

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1.5x scale

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.