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Finding the Fourth Proportional to 39,446.40, 59,072.40 and 26,227.20

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Solution

The fourth proportional to 39,446.40, 59,072.40 and 26,227.20 is: 39,276.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,446.40 : 59,072.40 = 26,227.20 : x
  2. Step 2: Convert to fraction form
    39,446.40/59,072.40 = 26,227.20/x
  3. Step 3: Cross multiply
    39,446.40x = 59,072.40 × 26,227.20
  4. Step 4: Simplify right side
    39,446.40x = 1,549,303,649.28
  5. Step 5: Solve for x
    x = 1,549,303,649.28/39,446.40
  6. Step 6: Final answer
    x = 39,276.17

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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.