Home / 28,988.58-43,427.70-16,517.19

Finding the Fourth Proportional to 28,988.58, 43,427.70 and 16,517.19

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Solution

The fourth proportional to 28,988.58, 43,427.70 and 16,517.19 is: 24,744.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,988.58 : 43,427.70 = 16,517.19 : x
  2. Step 2: Convert to fraction form
    28,988.58/43,427.70 = 16,517.19/x
  3. Step 3: Cross multiply
    28,988.58x = 43,427.70 × 16,517.19
  4. Step 4: Simplify right side
    28,988.58x = 717,303,572.16
  5. Step 5: Solve for x
    x = 717,303,572.16/28,988.58
  6. Step 6: Final answer
    x = 24,744.35

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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.