Home / 15,742.86-23,606.76-9,170.92

Finding the Fourth Proportional to 15,742.86, 23,606.76 and 9,170.92

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Solution

The fourth proportional to 15,742.86, 23,606.76 and 9,170.92 is: 13,751.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,742.86 : 23,606.76 = 9,170.92 : x
  2. Step 2: Convert to fraction form
    15,742.86/23,606.76 = 9,170.92/x
  3. Step 3: Cross multiply
    15,742.86x = 23,606.76 × 9,170.92
  4. Step 4: Simplify right side
    15,742.86x = 216,495,707.42
  5. Step 5: Solve for x
    x = 216,495,707.42/15,742.86
  6. Step 6: Final answer
    x = 13,751.99

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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.