Home / 15,617.19-23,422.11-4,520.94

Finding the Fourth Proportional to 15,617.19, 23,422.11 and 4,520.94

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Solution

The fourth proportional to 15,617.19, 23,422.11 and 4,520.94 is: 6,780.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,617.19 : 23,422.11 = 4,520.94 : x
  2. Step 2: Convert to fraction form
    15,617.19/23,422.11 = 4,520.94/x
  3. Step 3: Cross multiply
    15,617.19x = 23,422.11 × 4,520.94
  4. Step 4: Simplify right side
    15,617.19x = 105,889,953.98
  5. Step 5: Solve for x
    x = 105,889,953.98/15,617.19
  6. Step 6: Final answer
    x = 6,780.35

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1.5x scale

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.