Home / 48,619.07-72,899.43-19,001.63

Finding the Fourth Proportional to 48,619.07, 72,899.43 and 19,001.63

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Solution

The fourth proportional to 48,619.07, 72,899.43 and 19,001.63 is: 28,491.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,619.07 : 72,899.43 = 19,001.63 : x
  2. Step 2: Convert to fraction form
    48,619.07/72,899.43 = 19,001.63/x
  3. Step 3: Cross multiply
    48,619.07x = 72,899.43 × 19,001.63
  4. Step 4: Simplify right side
    48,619.07x = 1,385,207,631.57
  5. Step 5: Solve for x
    x = 1,385,207,631.57/48,619.07
  6. Step 6: Final answer
    x = 28,491.04

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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.