Home / 12,854.97-19,282.70-4,534.81

Finding the Fourth Proportional to 12,854.97, 19,282.70 and 4,534.81

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Solution

The fourth proportional to 12,854.97, 19,282.70 and 4,534.81 is: 6,802.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,854.97 : 19,282.70 = 4,534.81 : x
  2. Step 2: Convert to fraction form
    12,854.97/19,282.70 = 4,534.81/x
  3. Step 3: Cross multiply
    12,854.97x = 19,282.70 × 4,534.81
  4. Step 4: Simplify right side
    12,854.97x = 87,443,343.92
  5. Step 5: Solve for x
    x = 87,443,343.92/12,854.97
  6. Step 6: Final answer
    x = 6,802.30

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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.