Home / 38,139.56-57,210.17-26,848.76

Finding the Fourth Proportional to 38,139.56, 57,210.17 and 26,848.76

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Solution

The fourth proportional to 38,139.56, 57,210.17 and 26,848.76 is: 40,273.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,139.56 : 57,210.17 = 26,848.76 : x
  2. Step 2: Convert to fraction form
    38,139.56/57,210.17 = 26,848.76/x
  3. Step 3: Cross multiply
    38,139.56x = 57,210.17 × 26,848.76
  4. Step 4: Simplify right side
    38,139.56x = 1,536,021,703.59
  5. Step 5: Solve for x
    x = 1,536,021,703.59/38,139.56
  6. Step 6: Final answer
    x = 40,273.72

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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.