Home / 35,904.98-53,882.08-12,531.42

Finding the Fourth Proportional to 35,904.98, 53,882.08 and 12,531.42

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Solution

The fourth proportional to 35,904.98, 53,882.08 and 12,531.42 is: 18,805.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,904.98 : 53,882.08 = 12,531.42 : x
  2. Step 2: Convert to fraction form
    35,904.98/53,882.08 = 12,531.42/x
  3. Step 3: Cross multiply
    35,904.98x = 53,882.08 × 12,531.42
  4. Step 4: Simplify right side
    35,904.98x = 675,218,642.89
  5. Step 5: Solve for x
    x = 675,218,642.89/35,904.98
  6. Step 6: Final answer
    x = 18,805.71

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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.