Home / 26,685.02-39,972.17-15,557.96

Finding the Fourth Proportional to 26,685.02, 39,972.17 and 15,557.96

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Solution

The fourth proportional to 26,685.02, 39,972.17 and 15,557.96 is: 23,304.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,685.02 : 39,972.17 = 15,557.96 : x
  2. Step 2: Convert to fraction form
    26,685.02/39,972.17 = 15,557.96/x
  3. Step 3: Cross multiply
    26,685.02x = 39,972.17 × 15,557.96
  4. Step 4: Simplify right side
    26,685.02x = 621,885,560.80
  5. Step 5: Solve for x
    x = 621,885,560.80/26,685.02
  6. Step 6: Final answer
    x = 23,304.67

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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.