Home / 10,525.27-15,777.22-8,989.07

Finding the Fourth Proportional to 10,525.27, 15,777.22 and 8,989.07

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Solution

The fourth proportional to 10,525.27, 15,777.22 and 8,989.07 is: 13,474.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,525.27 : 15,777.22 = 8,989.07 : x
  2. Step 2: Convert to fraction form
    10,525.27/15,777.22 = 8,989.07/x
  3. Step 3: Cross multiply
    10,525.27x = 15,777.22 × 8,989.07
  4. Step 4: Simplify right side
    10,525.27x = 141,822,554.02
  5. Step 5: Solve for x
    x = 141,822,554.02/10,525.27
  6. Step 6: Final answer
    x = 13,474.48

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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.