Home / 45,685.02-68,553.45-18,002.46

Finding the Fourth Proportional to 45,685.02, 68,553.45 and 18,002.46

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Solution

The fourth proportional to 45,685.02, 68,553.45 and 18,002.46 is: 27,013.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,685.02 : 68,553.45 = 18,002.46 : x
  2. Step 2: Convert to fraction form
    45,685.02/68,553.45 = 18,002.46/x
  3. Step 3: Cross multiply
    45,685.02x = 68,553.45 × 18,002.46
  4. Step 4: Simplify right side
    45,685.02x = 1,234,130,741.49
  5. Step 5: Solve for x
    x = 1,234,130,741.49/45,685.02
  6. Step 6: Final answer
    x = 27,013.90

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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.