Home / 26,487.56-36,543.90-15,000.89

Finding the Fourth Proportional to 26,487.56, 36,543.90 and 15,000.89

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Solution

The fourth proportional to 26,487.56, 36,543.90 and 15,000.89 is: 20,696.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,487.56 : 36,543.90 = 15,000.89 : x
  2. Step 2: Convert to fraction form
    26,487.56/36,543.90 = 15,000.89/x
  3. Step 3: Cross multiply
    26,487.56x = 36,543.90 × 15,000.89
  4. Step 4: Simplify right side
    26,487.56x = 548,191,024.07
  5. Step 5: Solve for x
    x = 548,191,024.07/26,487.56
  6. Step 6: Final answer
    x = 20,696.17

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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.