Home / 12,246.86-16,901.54-7,074.29

Finding the Fourth Proportional to 12,246.86, 16,901.54 and 7,074.29

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Solution

The fourth proportional to 12,246.86, 16,901.54 and 7,074.29 is: 9,763.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,246.86 : 16,901.54 = 7,074.29 : x
  2. Step 2: Convert to fraction form
    12,246.86/16,901.54 = 7,074.29/x
  3. Step 3: Cross multiply
    12,246.86x = 16,901.54 × 7,074.29
  4. Step 4: Simplify right side
    12,246.86x = 119,566,275.53
  5. Step 5: Solve for x
    x = 119,566,275.53/12,246.86
  6. Step 6: Final answer
    x = 9,763.02

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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.