Home / 12,444.93-17,187.84-8,459.13

Finding the Fourth Proportional to 12,444.93, 17,187.84 and 8,459.13

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Solution

The fourth proportional to 12,444.93, 17,187.84 and 8,459.13 is: 11,683.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,444.93 : 17,187.84 = 8,459.13 : x
  2. Step 2: Convert to fraction form
    12,444.93/17,187.84 = 8,459.13/x
  3. Step 3: Cross multiply
    12,444.93x = 17,187.84 × 8,459.13
  4. Step 4: Simplify right side
    12,444.93x = 145,394,172.98
  5. Step 5: Solve for x
    x = 145,394,172.98/12,444.93
  6. Step 6: Final answer
    x = 11,683.00

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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.