Home / 10,367.55-15,551.33-9,071.55

Finding the Fourth Proportional to 10,367.55, 15,551.33 and 9,071.55

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Solution

The fourth proportional to 10,367.55, 15,551.33 and 9,071.55 is: 13,607.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.55 : 15,551.33 = 9,071.55 : x
  2. Step 2: Convert to fraction form
    10,367.55/15,551.33 = 9,071.55/x
  3. Step 3: Cross multiply
    10,367.55x = 15,551.33 × 9,071.55
  4. Step 4: Simplify right side
    10,367.55x = 141,074,622.30
  5. Step 5: Solve for x
    x = 141,074,622.30/10,367.55
  6. Step 6: Final answer
    x = 13,607.33

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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.