Home / 25,433.28-35,089.68-16,487.76

Finding the Fourth Proportional to 25,433.28, 35,089.68 and 16,487.76

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Solution

The fourth proportional to 25,433.28, 35,089.68 and 16,487.76 is: 22,747.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,433.28 : 35,089.68 = 16,487.76 : x
  2. Step 2: Convert to fraction form
    25,433.28/35,089.68 = 16,487.76/x
  3. Step 3: Cross multiply
    25,433.28x = 35,089.68 × 16,487.76
  4. Step 4: Simplify right side
    25,433.28x = 578,550,222.32
  5. Step 5: Solve for x
    x = 578,550,222.32/25,433.28
  6. Step 6: Final answer
    x = 22,747.76

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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.