Home / 55,053-82,583.63-15,613.29

Finding the Fourth Proportional to 55,053, 82,583.63 and 15,613.29

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Solution

The fourth proportional to 55,053, 82,583.63 and 15,613.29 is: 23,421.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,053 : 82,583.63 = 15,613.29 : x
  2. Step 2: Convert to fraction form
    55,053/82,583.63 = 15,613.29/x
  3. Step 3: Cross multiply
    55,053x = 82,583.63 × 15,613.29
  4. Step 4: Simplify right side
    55,053x = 1,289,402,086.38
  5. Step 5: Solve for x
    x = 1,289,402,086.38/55,053
  6. Step 6: Final answer
    x = 23,421.10

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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.