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Finding the Fourth Proportional to 12,435.04, 17,149.04 and 9,595.32

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Solution

The fourth proportional to 12,435.04, 17,149.04 and 9,595.32 is: 13,232.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,435.04 : 17,149.04 = 9,595.32 : x
  2. Step 2: Convert to fraction form
    12,435.04/17,149.04 = 9,595.32/x
  3. Step 3: Cross multiply
    12,435.04x = 17,149.04 × 9,595.32
  4. Step 4: Simplify right side
    12,435.04x = 164,550,526.49
  5. Step 5: Solve for x
    x = 164,550,526.49/12,435.04
  6. Step 6: Final answer
    x = 13,232.81

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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.