Home / 14,931-22,400.55-4,542.75

Finding the Fourth Proportional to 14,931, 22,400.55 and 4,542.75

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Solution

The fourth proportional to 14,931, 22,400.55 and 4,542.75 is: 6,815.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,931 : 22,400.55 = 4,542.75 : x
  2. Step 2: Convert to fraction form
    14,931/22,400.55 = 4,542.75/x
  3. Step 3: Cross multiply
    14,931x = 22,400.55 × 4,542.75
  4. Step 4: Simplify right side
    14,931x = 101,760,098.51
  5. Step 5: Solve for x
    x = 101,760,098.51/14,931
  6. Step 6: Final answer
    x = 6,815.36

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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.