Home / 40,916.65-61,318.99-30,913.18

Finding the Fourth Proportional to 40,916.65, 61,318.99 and 30,913.18

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Solution

The fourth proportional to 40,916.65, 61,318.99 and 30,913.18 is: 46,327.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,916.65 : 61,318.99 = 30,913.18 : x
  2. Step 2: Convert to fraction form
    40,916.65/61,318.99 = 30,913.18/x
  3. Step 3: Cross multiply
    40,916.65x = 61,318.99 × 30,913.18
  4. Step 4: Simplify right side
    40,916.65x = 1,895,564,860.63
  5. Step 5: Solve for x
    x = 1,895,564,860.63/40,916.65
  6. Step 6: Final answer
    x = 46,327.47

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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.