Home / 40,084.04-60,119.04-13,789.28

Finding the Fourth Proportional to 40,084.04, 60,119.04 and 13,789.28

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Solution

The fourth proportional to 40,084.04, 60,119.04 and 13,789.28 is: 20,681.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,084.04 : 60,119.04 = 13,789.28 : x
  2. Step 2: Convert to fraction form
    40,084.04/60,119.04 = 13,789.28/x
  3. Step 3: Cross multiply
    40,084.04x = 60,119.04 × 13,789.28
  4. Step 4: Simplify right side
    40,084.04x = 828,998,275.89
  5. Step 5: Solve for x
    x = 828,998,275.89/40,084.04
  6. Step 6: Final answer
    x = 20,681.51

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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.