Home / 14,178.59-19,562.84-9,463.78

Finding the Fourth Proportional to 14,178.59, 19,562.84 and 9,463.78

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Solution

The fourth proportional to 14,178.59, 19,562.84 and 9,463.78 is: 13,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,178.59 : 19,562.84 = 9,463.78 : x
  2. Step 2: Convert to fraction form
    14,178.59/19,562.84 = 9,463.78/x
  3. Step 3: Cross multiply
    14,178.59x = 19,562.84 × 9,463.78
  4. Step 4: Simplify right side
    14,178.59x = 185,138,317.71
  5. Step 5: Solve for x
    x = 185,138,317.71/14,178.59
  6. Step 6: Final answer
    x = 13,057.60

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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.