Home / 28,524.29-42,770.63-11,669.13

Finding the Fourth Proportional to 28,524.29, 42,770.63 and 11,669.13

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Solution

The fourth proportional to 28,524.29, 42,770.63 and 11,669.13 is: 17,497.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,524.29 : 42,770.63 = 11,669.13 : x
  2. Step 2: Convert to fraction form
    28,524.29/42,770.63 = 11,669.13/x
  3. Step 3: Cross multiply
    28,524.29x = 42,770.63 × 11,669.13
  4. Step 4: Simplify right side
    28,524.29x = 499,095,983.31
  5. Step 5: Solve for x
    x = 499,095,983.31/28,524.29
  6. Step 6: Final answer
    x = 17,497.23

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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.