Home / 40,378.24-60,587.28-18,207.04

Finding the Fourth Proportional to 40,378.24, 60,587.28 and 18,207.04

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Solution

The fourth proportional to 40,378.24, 60,587.28 and 18,207.04 is: 27,319.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,378.24 : 60,587.28 = 18,207.04 : x
  2. Step 2: Convert to fraction form
    40,378.24/60,587.28 = 18,207.04/x
  3. Step 3: Cross multiply
    40,378.24x = 60,587.28 × 18,207.04
  4. Step 4: Simplify right side
    40,378.24x = 1,103,115,030.45
  5. Step 5: Solve for x
    x = 1,103,115,030.45/40,378.24
  6. Step 6: Final answer
    x = 27,319.54

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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.