Home / 24,580.11-33,920.58-13,971.78

Finding the Fourth Proportional to 24,580.11, 33,920.58 and 13,971.78

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Solution

The fourth proportional to 24,580.11, 33,920.58 and 13,971.78 is: 19,281.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,580.11 : 33,920.58 = 13,971.78 : x
  2. Step 2: Convert to fraction form
    24,580.11/33,920.58 = 13,971.78/x
  3. Step 3: Cross multiply
    24,580.11x = 33,920.58 × 13,971.78
  4. Step 4: Simplify right side
    24,580.11x = 473,930,881.23
  5. Step 5: Solve for x
    x = 473,930,881.23/24,580.11
  6. Step 6: Final answer
    x = 19,281.07

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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.