Home / 15,616.50-23,426.39-5,087.34

Finding the Fourth Proportional to 15,616.50, 23,426.39 and 5,087.34

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Solution

The fourth proportional to 15,616.50, 23,426.39 and 5,087.34 is: 7,631.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,616.50 : 23,426.39 = 5,087.34 : x
  2. Step 2: Convert to fraction form
    15,616.50/23,426.39 = 5,087.34/x
  3. Step 3: Cross multiply
    15,616.50x = 23,426.39 × 5,087.34
  4. Step 4: Simplify right side
    15,616.50x = 119,177,985.47
  5. Step 5: Solve for x
    x = 119,177,985.47/15,616.50
  6. Step 6: Final answer
    x = 7,631.55

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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.