Home / 16,426.56-22,637.04-11,945.76

Finding the Fourth Proportional to 16,426.56, 22,637.04 and 11,945.76

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Solution

The fourth proportional to 16,426.56, 22,637.04 and 11,945.76 is: 16,462.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,426.56 : 22,637.04 = 11,945.76 : x
  2. Step 2: Convert to fraction form
    16,426.56/22,637.04 = 11,945.76/x
  3. Step 3: Cross multiply
    16,426.56x = 22,637.04 × 11,945.76
  4. Step 4: Simplify right side
    16,426.56x = 270,416,646.95
  5. Step 5: Solve for x
    x = 270,416,646.95/16,426.56
  6. Step 6: Final answer
    x = 16,462.16

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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.