Home / 26,154.02-36,089.85-15,541.61

Finding the Fourth Proportional to 26,154.02, 36,089.85 and 15,541.61

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Solution

The fourth proportional to 26,154.02, 36,089.85 and 15,541.61 is: 21,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,154.02 : 36,089.85 = 15,541.61 : x
  2. Step 2: Convert to fraction form
    26,154.02/36,089.85 = 15,541.61/x
  3. Step 3: Cross multiply
    26,154.02x = 36,089.85 × 15,541.61
  4. Step 4: Simplify right side
    26,154.02x = 560,894,251.49
  5. Step 5: Solve for x
    x = 560,894,251.49/26,154.02
  6. Step 6: Final answer
    x = 21,445.81

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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.