Home / 13,899.60-20,848.32-6,502.14

Finding the Fourth Proportional to 13,899.60, 20,848.32 and 6,502.14

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Solution

The fourth proportional to 13,899.60, 20,848.32 and 6,502.14 is: 9,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,899.60 : 20,848.32 = 6,502.14 : x
  2. Step 2: Convert to fraction form
    13,899.60/20,848.32 = 6,502.14/x
  3. Step 3: Cross multiply
    13,899.60x = 20,848.32 × 6,502.14
  4. Step 4: Simplify right side
    13,899.60x = 135,558,695.40
  5. Step 5: Solve for x
    x = 135,558,695.40/13,899.60
  6. Step 6: Final answer
    x = 9,752.70

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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.