Home / 39,513.12-54,529.06-22,517

Finding the Fourth Proportional to 39,513.12, 54,529.06 and 22,517

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Solution

The fourth proportional to 39,513.12, 54,529.06 and 22,517 is: 31,074.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,513.12 : 54,529.06 = 22,517 : x
  2. Step 2: Convert to fraction form
    39,513.12/54,529.06 = 22,517/x
  3. Step 3: Cross multiply
    39,513.12x = 54,529.06 × 22,517
  4. Step 4: Simplify right side
    39,513.12x = 1,227,830,731.44
  5. Step 5: Solve for x
    x = 1,227,830,731.44/39,513.12
  6. Step 6: Final answer
    x = 31,074.00

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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.