Home / 55,894.27-83,851.67-18,456.88

Finding the Fourth Proportional to 55,894.27, 83,851.67 and 18,456.88

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Solution

The fourth proportional to 55,894.27, 83,851.67 and 18,456.88 is: 27,688.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,894.27 : 83,851.67 = 18,456.88 : x
  2. Step 2: Convert to fraction form
    55,894.27/83,851.67 = 18,456.88/x
  3. Step 3: Cross multiply
    55,894.27x = 83,851.67 × 18,456.88
  4. Step 4: Simplify right side
    55,894.27x = 1,547,640,210.99
  5. Step 5: Solve for x
    x = 1,547,640,210.99/55,894.27
  6. Step 6: Final answer
    x = 27,688.71

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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.