Home / 14,256.52-19,680.54-10,479.70

Finding the Fourth Proportional to 14,256.52, 19,680.54 and 10,479.70

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Solution

The fourth proportional to 14,256.52, 19,680.54 and 10,479.70 is: 14,466.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.52 : 19,680.54 = 10,479.70 : x
  2. Step 2: Convert to fraction form
    14,256.52/19,680.54 = 10,479.70/x
  3. Step 3: Cross multiply
    14,256.52x = 19,680.54 × 10,479.70
  4. Step 4: Simplify right side
    14,256.52x = 206,246,155.04
  5. Step 5: Solve for x
    x = 206,246,155.04/14,256.52
  6. Step 6: Final answer
    x = 14,466.80

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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.