Home / 42,165.90-58,215.78-26,273.70

Finding the Fourth Proportional to 42,165.90, 58,215.78 and 26,273.70

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Solution

The fourth proportional to 42,165.90, 58,215.78 and 26,273.70 is: 36,274.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,165.90 : 58,215.78 = 26,273.70 : x
  2. Step 2: Convert to fraction form
    42,165.90/58,215.78 = 26,273.70/x
  3. Step 3: Cross multiply
    42,165.90x = 58,215.78 × 26,273.70
  4. Step 4: Simplify right side
    42,165.90x = 1,529,543,938.99
  5. Step 5: Solve for x
    x = 1,529,543,938.99/42,165.90
  6. Step 6: Final answer
    x = 36,274.43

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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.