Home / 55,154.44-82,719.18-15,710.68

Finding the Fourth Proportional to 55,154.44, 82,719.18 and 15,710.68

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Solution

The fourth proportional to 55,154.44, 82,719.18 and 15,710.68 is: 23,562.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,154.44 : 82,719.18 = 15,710.68 : x
  2. Step 2: Convert to fraction form
    55,154.44/82,719.18 = 15,710.68/x
  3. Step 3: Cross multiply
    55,154.44x = 82,719.18 × 15,710.68
  4. Step 4: Simplify right side
    55,154.44x = 1,299,574,566.84
  5. Step 5: Solve for x
    x = 1,299,574,566.84/55,154.44
  6. Step 6: Final answer
    x = 23,562.47

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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.