Home / 14,255.06-21,366.65-5,929.40

Finding the Fourth Proportional to 14,255.06, 21,366.65 and 5,929.40

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Solution

The fourth proportional to 14,255.06, 21,366.65 and 5,929.40 is: 8,887.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,255.06 : 21,366.65 = 5,929.40 : x
  2. Step 2: Convert to fraction form
    14,255.06/21,366.65 = 5,929.40/x
  3. Step 3: Cross multiply
    14,255.06x = 21,366.65 × 5,929.40
  4. Step 4: Simplify right side
    14,255.06x = 126,691,482.75
  5. Step 5: Solve for x
    x = 126,691,482.75/14,255.06
  6. Step 6: Final answer
    x = 8,887.48

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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.