Home / 14,853.20-22,284.60-9,928.40

Finding the Fourth Proportional to 14,853.20, 22,284.60 and 9,928.40

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Solution

The fourth proportional to 14,853.20, 22,284.60 and 9,928.40 is: 14,895.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,853.20 : 22,284.60 = 9,928.40 : x
  2. Step 2: Convert to fraction form
    14,853.20/22,284.60 = 9,928.40/x
  3. Step 3: Cross multiply
    14,853.20x = 22,284.60 × 9,928.40
  4. Step 4: Simplify right side
    14,853.20x = 221,250,422.64
  5. Step 5: Solve for x
    x = 221,250,422.64/14,853.20
  6. Step 6: Final answer
    x = 14,895.81

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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.