Home / 55,254.16-82,869.18-15,800.68

Finding the Fourth Proportional to 55,254.16, 82,869.18 and 15,800.68

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Solution

The fourth proportional to 55,254.16, 82,869.18 and 15,800.68 is: 23,697.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,254.16 : 82,869.18 = 15,800.68 : x
  2. Step 2: Convert to fraction form
    55,254.16/82,869.18 = 15,800.68/x
  3. Step 3: Cross multiply
    55,254.16x = 82,869.18 × 15,800.68
  4. Step 4: Simplify right side
    55,254.16x = 1,309,389,395.04
  5. Step 5: Solve for x
    x = 1,309,389,395.04/55,254.16
  6. Step 6: Final answer
    x = 23,697.57

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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.