Home / 48,016.46-72,035.34-18,434.30

Finding the Fourth Proportional to 48,016.46, 72,035.34 and 18,434.30

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Solution

The fourth proportional to 48,016.46, 72,035.34 and 18,434.30 is: 27,655.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,016.46 : 72,035.34 = 18,434.30 : x
  2. Step 2: Convert to fraction form
    48,016.46/72,035.34 = 18,434.30/x
  3. Step 3: Cross multiply
    48,016.46x = 72,035.34 × 18,434.30
  4. Step 4: Simplify right side
    48,016.46x = 1,327,921,068.16
  5. Step 5: Solve for x
    x = 1,327,921,068.16/48,016.46
  6. Step 6: Final answer
    x = 27,655.54

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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.