Home / 52,812.16-79,218.30-13,369.27

Finding the Fourth Proportional to 52,812.16, 79,218.30 and 13,369.27

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Solution

The fourth proportional to 52,812.16, 79,218.30 and 13,369.27 is: 20,053.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,812.16 : 79,218.30 = 13,369.27 : x
  2. Step 2: Convert to fraction form
    52,812.16/79,218.30 = 13,369.27/x
  3. Step 3: Cross multiply
    52,812.16x = 79,218.30 × 13,369.27
  4. Step 4: Simplify right side
    52,812.16x = 1,059,090,841.64
  5. Step 5: Solve for x
    x = 1,059,090,841.64/52,812.16
  6. Step 6: Final answer
    x = 20,053.92

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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.