Home / 13,853.10-20,767.28-6,055.74

Finding the Fourth Proportional to 13,853.10, 20,767.28 and 6,055.74

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Solution

The fourth proportional to 13,853.10, 20,767.28 and 6,055.74 is: 9,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,853.10 : 20,767.28 = 6,055.74 : x
  2. Step 2: Convert to fraction form
    13,853.10/20,767.28 = 6,055.74/x
  3. Step 3: Cross multiply
    13,853.10x = 20,767.28 × 6,055.74
  4. Step 4: Simplify right side
    13,853.10x = 125,761,248.19
  5. Step 5: Solve for x
    x = 125,761,248.19/13,853.10
  6. Step 6: Final answer
    x = 9,078.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.