Home / 18,543.05-25,589.53-10,045.17

Finding the Fourth Proportional to 18,543.05, 25,589.53 and 10,045.17

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Solution

The fourth proportional to 18,543.05, 25,589.53 and 10,045.17 is: 13,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.05 : 25,589.53 = 10,045.17 : x
  2. Step 2: Convert to fraction form
    18,543.05/25,589.53 = 10,045.17/x
  3. Step 3: Cross multiply
    18,543.05x = 25,589.53 × 10,045.17
  4. Step 4: Simplify right side
    18,543.05x = 257,051,179.07
  5. Step 5: Solve for x
    x = 257,051,179.07/18,543.05
  6. Step 6: Final answer
    x = 13,862.40

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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.