Home / 48,632.64-72,948.89-19,029.70

Finding the Fourth Proportional to 48,632.64, 72,948.89 and 19,029.70

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Solution

The fourth proportional to 48,632.64, 72,948.89 and 19,029.70 is: 28,544.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,632.64 : 72,948.89 = 19,029.70 : x
  2. Step 2: Convert to fraction form
    48,632.64/72,948.89 = 19,029.70/x
  3. Step 3: Cross multiply
    48,632.64x = 72,948.89 × 19,029.70
  4. Step 4: Simplify right side
    48,632.64x = 1,388,195,492.03
  5. Step 5: Solve for x
    x = 1,388,195,492.03/48,632.64
  6. Step 6: Final answer
    x = 28,544.52

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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.