Home / 18,841.50-26,001.60-10,344.42

Finding the Fourth Proportional to 18,841.50, 26,001.60 and 10,344.42

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Solution

The fourth proportional to 18,841.50, 26,001.60 and 10,344.42 is: 14,275.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,841.50 : 26,001.60 = 10,344.42 : x
  2. Step 2: Convert to fraction form
    18,841.50/26,001.60 = 10,344.42/x
  3. Step 3: Cross multiply
    18,841.50x = 26,001.60 × 10,344.42
  4. Step 4: Simplify right side
    18,841.50x = 268,971,471.07
  5. Step 5: Solve for x
    x = 268,971,471.07/18,841.50
  6. Step 6: Final answer
    x = 14,275.48

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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.