Home / 18,864.54-26,031.80-10,367.25

Finding the Fourth Proportional to 18,864.54, 26,031.80 and 10,367.25

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Solution

The fourth proportional to 18,864.54, 26,031.80 and 10,367.25 is: 14,306.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,864.54 : 26,031.80 = 10,367.25 : x
  2. Step 2: Convert to fraction form
    18,864.54/26,031.80 = 10,367.25/x
  3. Step 3: Cross multiply
    18,864.54x = 26,031.80 × 10,367.25
  4. Step 4: Simplify right side
    18,864.54x = 269,878,126.71
  5. Step 5: Solve for x
    x = 269,878,126.71/18,864.54
  6. Step 6: Final answer
    x = 14,306.11

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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.