Home / 16,827.12-25,235.28-5,580

Finding the Fourth Proportional to 16,827.12, 25,235.28 and 5,580

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Solution

The fourth proportional to 16,827.12, 25,235.28 and 5,580 is: 8,368.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,827.12 : 25,235.28 = 5,580 : x
  2. Step 2: Convert to fraction form
    16,827.12/25,235.28 = 5,580/x
  3. Step 3: Cross multiply
    16,827.12x = 25,235.28 × 5,580
  4. Step 4: Simplify right side
    16,827.12x = 140,812,862.40
  5. Step 5: Solve for x
    x = 140,812,862.40/16,827.12
  6. Step 6: Final answer
    x = 8,368.21

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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.