Home / 14,256.60-19,673.92-8,288.52

Finding the Fourth Proportional to 14,256.60, 19,673.92 and 8,288.52

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Solution

The fourth proportional to 14,256.60, 19,673.92 and 8,288.52 is: 11,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.60 : 19,673.92 = 8,288.52 : x
  2. Step 2: Convert to fraction form
    14,256.60/19,673.92 = 8,288.52/x
  3. Step 3: Cross multiply
    14,256.60x = 19,673.92 × 8,288.52
  4. Step 4: Simplify right side
    14,256.60x = 163,067,679.40
  5. Step 5: Solve for x
    x = 163,067,679.40/14,256.60
  6. Step 6: Final answer
    x = 11,438.05

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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.