Home / 15,173.55-22,770.63-5,312.97

Finding the Fourth Proportional to 15,173.55, 22,770.63 and 5,312.97

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Solution

The fourth proportional to 15,173.55, 22,770.63 and 5,312.97 is: 7,973.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,173.55 : 22,770.63 = 5,312.97 : x
  2. Step 2: Convert to fraction form
    15,173.55/22,770.63 = 5,312.97/x
  3. Step 3: Cross multiply
    15,173.55x = 22,770.63 × 5,312.97
  4. Step 4: Simplify right side
    15,173.55x = 120,979,674.07
  5. Step 5: Solve for x
    x = 120,979,674.07/15,173.55
  6. Step 6: Final answer
    x = 7,973.06

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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.