Home / 27,885.42-38,482.02-15,949.26

Finding the Fourth Proportional to 27,885.42, 38,482.02 and 15,949.26

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Solution

The fourth proportional to 27,885.42, 38,482.02 and 15,949.26 is: 22,010.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,885.42 : 38,482.02 = 15,949.26 : x
  2. Step 2: Convert to fraction form
    27,885.42/38,482.02 = 15,949.26/x
  3. Step 3: Cross multiply
    27,885.42x = 38,482.02 × 15,949.26
  4. Step 4: Simplify right side
    27,885.42x = 613,759,742.31
  5. Step 5: Solve for x
    x = 613,759,742.31/27,885.42
  6. Step 6: Final answer
    x = 22,010.06

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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.