Home / 35,981.67-53,959.55-15,206.79

Finding the Fourth Proportional to 35,981.67, 53,959.55 and 15,206.79

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Solution

The fourth proportional to 35,981.67, 53,959.55 and 15,206.79 is: 22,804.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,981.67 : 53,959.55 = 15,206.79 : x
  2. Step 2: Convert to fraction form
    35,981.67/53,959.55 = 15,206.79/x
  3. Step 3: Cross multiply
    35,981.67x = 53,959.55 × 15,206.79
  4. Step 4: Simplify right side
    35,981.67x = 820,551,545.34
  5. Step 5: Solve for x
    x = 820,551,545.34/35,981.67
  6. Step 6: Final answer
    x = 22,804.71

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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.