Home / 48,624.19-72,907.12-19,006.75

Finding the Fourth Proportional to 48,624.19, 72,907.12 and 19,006.75

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Solution

The fourth proportional to 48,624.19, 72,907.12 and 19,006.75 is: 28,498.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,624.19 : 72,907.12 = 19,006.75 : x
  2. Step 2: Convert to fraction form
    48,624.19/72,907.12 = 19,006.75/x
  3. Step 3: Cross multiply
    48,624.19x = 72,907.12 × 19,006.75
  4. Step 4: Simplify right side
    48,624.19x = 1,385,727,403.06
  5. Step 5: Solve for x
    x = 1,385,727,403.06/48,624.19
  6. Step 6: Final answer
    x = 28,498.72

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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.