Home / 18,764.13-25,894.08-10,266.21

Finding the Fourth Proportional to 18,764.13, 25,894.08 and 10,266.21

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Solution

The fourth proportional to 18,764.13, 25,894.08 and 10,266.21 is: 14,167.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,764.13 : 25,894.08 = 10,266.21 : x
  2. Step 2: Convert to fraction form
    18,764.13/25,894.08 = 10,266.21/x
  3. Step 3: Cross multiply
    18,764.13x = 25,894.08 × 10,266.21
  4. Step 4: Simplify right side
    18,764.13x = 265,834,063.04
  5. Step 5: Solve for x
    x = 265,834,063.04/18,764.13
  6. Step 6: Final answer
    x = 14,167.14

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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.