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Finding the Fourth Proportional to 14,697.60, 22,014.72 and 6,894.72

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Solution

The fourth proportional to 14,697.60, 22,014.72 and 6,894.72 is: 10,327.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,697.60 : 22,014.72 = 6,894.72 : x
  2. Step 2: Convert to fraction form
    14,697.60/22,014.72 = 6,894.72/x
  3. Step 3: Cross multiply
    14,697.60x = 22,014.72 × 6,894.72
  4. Step 4: Simplify right side
    14,697.60x = 151,785,330.28
  5. Step 5: Solve for x
    x = 151,785,330.28/14,697.60
  6. Step 6: Final answer
    x = 10,327.22

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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.