Home / 18,081.80-24,952.15-10,528.35

Finding the Fourth Proportional to 18,081.80, 24,952.15 and 10,528.35

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Solution

The fourth proportional to 18,081.80, 24,952.15 and 10,528.35 is: 14,528.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,081.80 : 24,952.15 = 10,528.35 : x
  2. Step 2: Convert to fraction form
    18,081.80/24,952.15 = 10,528.35/x
  3. Step 3: Cross multiply
    18,081.80x = 24,952.15 × 10,528.35
  4. Step 4: Simplify right side
    18,081.80x = 262,704,968.45
  5. Step 5: Solve for x
    x = 262,704,968.45/18,081.80
  6. Step 6: Final answer
    x = 14,528.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.