Home / 45,200.03-67,808.54-18,184.40

Finding the Fourth Proportional to 45,200.03, 67,808.54 and 18,184.40

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Solution

The fourth proportional to 45,200.03, 67,808.54 and 18,184.40 is: 27,280.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,200.03 : 67,808.54 = 18,184.40 : x
  2. Step 2: Convert to fraction form
    45,200.03/67,808.54 = 18,184.40/x
  3. Step 3: Cross multiply
    45,200.03x = 67,808.54 × 18,184.40
  4. Step 4: Simplify right side
    45,200.03x = 1,233,057,575.48
  5. Step 5: Solve for x
    x = 1,233,057,575.48/45,200.03
  6. Step 6: Final answer
    x = 27,280.02

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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.