Home / 39,207.04-54,068.82-30,240.34

Finding the Fourth Proportional to 39,207.04, 54,068.82 and 30,240.34

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Solution

The fourth proportional to 39,207.04, 54,068.82 and 30,240.34 is: 41,703.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,207.04 : 54,068.82 = 30,240.34 : x
  2. Step 2: Convert to fraction form
    39,207.04/54,068.82 = 30,240.34/x
  3. Step 3: Cross multiply
    39,207.04x = 54,068.82 × 30,240.34
  4. Step 4: Simplify right side
    39,207.04x = 1,635,059,500.20
  5. Step 5: Solve for x
    x = 1,635,059,500.20/39,207.04
  6. Step 6: Final answer
    x = 41,703.21

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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.