Home / 49,613.40-74,428.29-22,986

Finding the Fourth Proportional to 49,613.40, 74,428.29 and 22,986

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Solution

The fourth proportional to 49,613.40, 74,428.29 and 22,986 is: 34,482.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,613.40 : 74,428.29 = 22,986 : x
  2. Step 2: Convert to fraction form
    49,613.40/74,428.29 = 22,986/x
  3. Step 3: Cross multiply
    49,613.40x = 74,428.29 × 22,986
  4. Step 4: Simplify right side
    49,613.40x = 1,710,808,673.94
  5. Step 5: Solve for x
    x = 1,710,808,673.94/49,613.40
  6. Step 6: Final answer
    x = 34,482.79

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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.