Home / 16,707.20-23,053.92-9,254.72

Finding the Fourth Proportional to 16,707.20, 23,053.92 and 9,254.72

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Solution

The fourth proportional to 16,707.20, 23,053.92 and 9,254.72 is: 12,770.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,707.20 : 23,053.92 = 9,254.72 : x
  2. Step 2: Convert to fraction form
    16,707.20/23,053.92 = 9,254.72/x
  3. Step 3: Cross multiply
    16,707.20x = 23,053.92 × 9,254.72
  4. Step 4: Simplify right side
    16,707.20x = 213,357,574.50
  5. Step 5: Solve for x
    x = 213,357,574.50/16,707.20
  6. Step 6: Final answer
    x = 12,770.40

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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.