Home / 12,355.19-17,050.17-7,051.71

Finding the Fourth Proportional to 12,355.19, 17,050.17 and 7,051.71

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Solution

The fourth proportional to 12,355.19, 17,050.17 and 7,051.71 is: 9,731.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,355.19 : 17,050.17 = 7,051.71 : x
  2. Step 2: Convert to fraction form
    12,355.19/17,050.17 = 7,051.71/x
  3. Step 3: Cross multiply
    12,355.19x = 17,050.17 × 7,051.71
  4. Step 4: Simplify right side
    12,355.19x = 120,232,854.29
  5. Step 5: Solve for x
    x = 120,232,854.29/12,355.19
  6. Step 6: Final answer
    x = 9,731.36

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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.