Home / 49,759.36-74,642.24-16,478.08

Finding the Fourth Proportional to 49,759.36, 74,642.24 and 16,478.08

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Solution

The fourth proportional to 49,759.36, 74,642.24 and 16,478.08 is: 24,718.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,759.36 : 74,642.24 = 16,478.08 : x
  2. Step 2: Convert to fraction form
    49,759.36/74,642.24 = 16,478.08/x
  3. Step 3: Cross multiply
    49,759.36x = 74,642.24 × 16,478.08
  4. Step 4: Simplify right side
    49,759.36x = 1,229,960,802.10
  5. Step 5: Solve for x
    x = 1,229,960,802.10/49,759.36
  6. Step 6: Final answer
    x = 24,718.18

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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.