Home / 15,111.26-22,643.82-6,341.40

Finding the Fourth Proportional to 15,111.26, 22,643.82 and 6,341.40

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Solution

The fourth proportional to 15,111.26, 22,643.82 and 6,341.40 is: 9,502.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111.26 : 22,643.82 = 6,341.40 : x
  2. Step 2: Convert to fraction form
    15,111.26/22,643.82 = 6,341.40/x
  3. Step 3: Cross multiply
    15,111.26x = 22,643.82 × 6,341.40
  4. Step 4: Simplify right side
    15,111.26x = 143,593,520.15
  5. Step 5: Solve for x
    x = 143,593,520.15/15,111.26
  6. Step 6: Final answer
    x = 9,502.42

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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.