Home / 24,478.56-33,780.33-13,870.26

Finding the Fourth Proportional to 24,478.56, 33,780.33 and 13,870.26

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Solution

The fourth proportional to 24,478.56, 33,780.33 and 13,870.26 is: 19,140.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,478.56 : 33,780.33 = 13,870.26 : x
  2. Step 2: Convert to fraction form
    24,478.56/33,780.33 = 13,870.26/x
  3. Step 3: Cross multiply
    24,478.56x = 33,780.33 × 13,870.26
  4. Step 4: Simplify right side
    24,478.56x = 468,541,959.99
  5. Step 5: Solve for x
    x = 468,541,959.99/24,478.56
  6. Step 6: Final answer
    x = 19,140.91

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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.