Home / 48,165.65-72,249.01-21,513.00

Finding the Fourth Proportional to 48,165.65, 72,249.01 and 21,513.00

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Solution

The fourth proportional to 48,165.65, 72,249.01 and 21,513.00 is: 32,269.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,165.65 : 72,249.01 = 21,513.00 : x
  2. Step 2: Convert to fraction form
    48,165.65/72,249.01 = 21,513.00/x
  3. Step 3: Cross multiply
    48,165.65x = 72,249.01 × 21,513.00
  4. Step 4: Simplify right side
    48,165.65x = 1,554,292,483.32
  5. Step 5: Solve for x
    x = 1,554,292,483.32/48,165.65
  6. Step 6: Final answer
    x = 32,269.73

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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.