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Finding the Fourth Proportional to 15,256.13, 22,881.49 and 6,934.19

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Solution

The fourth proportional to 15,256.13, 22,881.49 and 6,934.19 is: 10,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,256.13 : 22,881.49 = 6,934.19 : x
  2. Step 2: Convert to fraction form
    15,256.13/22,881.49 = 6,934.19/x
  3. Step 3: Cross multiply
    15,256.13x = 22,881.49 × 6,934.19
  4. Step 4: Simplify right side
    15,256.13x = 158,664,467.40
  5. Step 5: Solve for x
    x = 158,664,467.40/15,256.13
  6. Step 6: Final answer
    x = 10,400.05

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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.