Home / 15,210.19-22,796.45-8,616.39

Finding the Fourth Proportional to 15,210.19, 22,796.45 and 8,616.39

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Solution

The fourth proportional to 15,210.19, 22,796.45 and 8,616.39 is: 12,913.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,210.19 : 22,796.45 = 8,616.39 : x
  2. Step 2: Convert to fraction form
    15,210.19/22,796.45 = 8,616.39/x
  3. Step 3: Cross multiply
    15,210.19x = 22,796.45 × 8,616.39
  4. Step 4: Simplify right side
    15,210.19x = 196,423,103.82
  5. Step 5: Solve for x
    x = 196,423,103.82/15,210.19
  6. Step 6: Final answer
    x = 12,913.92

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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.