Home / 13,246.59-19,864.79-5,643.06

Finding the Fourth Proportional to 13,246.59, 19,864.79 and 5,643.06

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Solution

The fourth proportional to 13,246.59, 19,864.79 and 5,643.06 is: 8,462.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,246.59 : 19,864.79 = 5,643.06 : x
  2. Step 2: Convert to fraction form
    13,246.59/19,864.79 = 5,643.06/x
  3. Step 3: Cross multiply
    13,246.59x = 19,864.79 × 5,643.06
  4. Step 4: Simplify right side
    13,246.59x = 112,098,201.86
  5. Step 5: Solve for x
    x = 112,098,201.86/13,246.59
  6. Step 6: Final answer
    x = 8,462.42

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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.