Home / 39,460.10-54,443.90-26,719.61

Finding the Fourth Proportional to 39,460.10, 54,443.90 and 26,719.61

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Solution

The fourth proportional to 39,460.10, 54,443.90 and 26,719.61 is: 36,865.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,460.10 : 54,443.90 = 26,719.61 : x
  2. Step 2: Convert to fraction form
    39,460.10/54,443.90 = 26,719.61/x
  3. Step 3: Cross multiply
    39,460.10x = 54,443.90 × 26,719.61
  4. Step 4: Simplify right side
    39,460.10x = 1,454,719,569.46
  5. Step 5: Solve for x
    x = 1,454,719,569.46/39,460.10
  6. Step 6: Final answer
    x = 36,865.59

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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.