Home / 18,882.81-26,058.33-10,384.92

Finding the Fourth Proportional to 18,882.81, 26,058.33 and 10,384.92

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Solution

The fourth proportional to 18,882.81, 26,058.33 and 10,384.92 is: 14,331.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,882.81 : 26,058.33 = 10,384.92 : x
  2. Step 2: Convert to fraction form
    18,882.81/26,058.33 = 10,384.92/x
  3. Step 3: Cross multiply
    18,882.81x = 26,058.33 × 10,384.92
  4. Step 4: Simplify right side
    18,882.81x = 270,613,672.38
  5. Step 5: Solve for x
    x = 270,613,672.38/18,882.81
  6. Step 6: Final answer
    x = 14,331.22

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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.