Home / 22,037.79-30,412.16-11,966.25

Finding the Fourth Proportional to 22,037.79, 30,412.16 and 11,966.25

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Solution

The fourth proportional to 22,037.79, 30,412.16 and 11,966.25 is: 16,513.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,037.79 : 30,412.16 = 11,966.25 : x
  2. Step 2: Convert to fraction form
    22,037.79/30,412.16 = 11,966.25/x
  3. Step 3: Cross multiply
    22,037.79x = 30,412.16 × 11,966.25
  4. Step 4: Simplify right side
    22,037.79x = 363,919,509.60
  5. Step 5: Solve for x
    x = 363,919,509.60/22,037.79
  6. Step 6: Final answer
    x = 16,513.43

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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.