Home / 12,551.40-17,302.56-9,562.08

Finding the Fourth Proportional to 12,551.40, 17,302.56 and 9,562.08

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Solution

The fourth proportional to 12,551.40, 17,302.56 and 9,562.08 is: 13,181.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,551.40 : 17,302.56 = 9,562.08 : x
  2. Step 2: Convert to fraction form
    12,551.40/17,302.56 = 9,562.08/x
  3. Step 3: Cross multiply
    12,551.40x = 17,302.56 × 9,562.08
  4. Step 4: Simplify right side
    12,551.40x = 165,448,462.92
  5. Step 5: Solve for x
    x = 165,448,462.92/12,551.40
  6. Step 6: Final answer
    x = 13,181.67

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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.