Home / 15,016.50-22,520.70-5,655.87

Finding the Fourth Proportional to 15,016.50, 22,520.70 and 5,655.87

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Solution

The fourth proportional to 15,016.50, 22,520.70 and 5,655.87 is: 8,482.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,016.50 : 22,520.70 = 5,655.87 : x
  2. Step 2: Convert to fraction form
    15,016.50/22,520.70 = 5,655.87/x
  3. Step 3: Cross multiply
    15,016.50x = 22,520.70 × 5,655.87
  4. Step 4: Simplify right side
    15,016.50x = 127,374,151.51
  5. Step 5: Solve for x
    x = 127,374,151.51/15,016.50
  6. Step 6: Final answer
    x = 8,482.28

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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.