Home / 14,256.60-19,671.30-7,967.76

Finding the Fourth Proportional to 14,256.60, 19,671.30 and 7,967.76

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Solution

The fourth proportional to 14,256.60, 19,671.30 and 7,967.76 is: 10,993.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.60 : 19,671.30 = 7,967.76 : x
  2. Step 2: Convert to fraction form
    14,256.60/19,671.30 = 7,967.76/x
  3. Step 3: Cross multiply
    14,256.60x = 19,671.30 × 7,967.76
  4. Step 4: Simplify right side
    14,256.60x = 156,736,197.29
  5. Step 5: Solve for x
    x = 156,736,197.29/14,256.60
  6. Step 6: Final answer
    x = 10,993.94

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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.