Home / 55,510.18-83,266.30-18,070.13

Finding the Fourth Proportional to 55,510.18, 83,266.30 and 18,070.13

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Solution

The fourth proportional to 55,510.18, 83,266.30 and 18,070.13 is: 27,105.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,510.18 : 83,266.30 = 18,070.13 : x
  2. Step 2: Convert to fraction form
    55,510.18/83,266.30 = 18,070.13/x
  3. Step 3: Cross multiply
    55,510.18x = 83,266.30 × 18,070.13
  4. Step 4: Simplify right side
    55,510.18x = 1,504,632,471.88
  5. Step 5: Solve for x
    x = 1,504,632,471.88/55,510.18
  6. Step 6: Final answer
    x = 27,105.52

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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.