Home / 39,427.16-54,407.73-22,432.82

Finding the Fourth Proportional to 39,427.16, 54,407.73 and 22,432.82

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Solution

The fourth proportional to 39,427.16, 54,407.73 and 22,432.82 is: 30,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,427.16 : 54,407.73 = 22,432.82 : x
  2. Step 2: Convert to fraction form
    39,427.16/54,407.73 = 22,432.82/x
  3. Step 3: Cross multiply
    39,427.16x = 54,407.73 × 22,432.82
  4. Step 4: Simplify right side
    39,427.16x = 1,220,518,625.78
  5. Step 5: Solve for x
    x = 1,220,518,625.78/39,427.16
  6. Step 6: Final answer
    x = 30,956.29

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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.