Home / 14,014.73-19,340.32-7,641.32

Finding the Fourth Proportional to 14,014.73, 19,340.32 and 7,641.32

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Solution

The fourth proportional to 14,014.73, 19,340.32 and 7,641.32 is: 10,545.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.73 : 19,340.32 = 7,641.32 : x
  2. Step 2: Convert to fraction form
    14,014.73/19,340.32 = 7,641.32/x
  3. Step 3: Cross multiply
    14,014.73x = 19,340.32 × 7,641.32
  4. Step 4: Simplify right side
    14,014.73x = 147,785,603.27
  5. Step 5: Solve for x
    x = 147,785,603.27/14,014.73
  6. Step 6: Final answer
    x = 10,545.02

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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.