Home / 40,209.36-60,299.54-13,549.62

Finding the Fourth Proportional to 40,209.36, 60,299.54 and 13,549.62

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Solution

The fourth proportional to 40,209.36, 60,299.54 and 13,549.62 is: 20,319.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,209.36 : 60,299.54 = 13,549.62 : x
  2. Step 2: Convert to fraction form
    40,209.36/60,299.54 = 13,549.62/x
  3. Step 3: Cross multiply
    40,209.36x = 60,299.54 × 13,549.62
  4. Step 4: Simplify right side
    40,209.36x = 817,035,853.17
  5. Step 5: Solve for x
    x = 817,035,853.17/40,209.36
  6. Step 6: Final answer
    x = 20,319.54

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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.