Home / 15,551.85-23,320.76-4,456.00

Finding the Fourth Proportional to 15,551.85, 23,320.76 and 4,456.00

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Solution

The fourth proportional to 15,551.85, 23,320.76 and 4,456.00 is: 6,681.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551.85 : 23,320.76 = 4,456.00 : x
  2. Step 2: Convert to fraction form
    15,551.85/23,320.76 = 4,456.00/x
  3. Step 3: Cross multiply
    15,551.85x = 23,320.76 × 4,456.00
  4. Step 4: Simplify right side
    15,551.85x = 103,917,225.98
  5. Step 5: Solve for x
    x = 103,917,225.98/15,551.85
  6. Step 6: Final answer
    x = 6,681.98

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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.