Home / 39,240.72-54,167.88-24,139.50

Finding the Fourth Proportional to 39,240.72, 54,167.88 and 24,139.50

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Solution

The fourth proportional to 39,240.72, 54,167.88 and 24,139.50 is: 33,322.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,240.72 : 54,167.88 = 24,139.50 : x
  2. Step 2: Convert to fraction form
    39,240.72/54,167.88 = 24,139.50/x
  3. Step 3: Cross multiply
    39,240.72x = 54,167.88 × 24,139.50
  4. Step 4: Simplify right side
    39,240.72x = 1,307,585,539.26
  5. Step 5: Solve for x
    x = 1,307,585,539.26/39,240.72
  6. Step 6: Final answer
    x = 33,322.16

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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.