Home / 35,905.15-53,882.33-12,531.59

Finding the Fourth Proportional to 35,905.15, 53,882.33 and 12,531.59

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Solution

The fourth proportional to 35,905.15, 53,882.33 and 12,531.59 is: 18,805.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,905.15 : 53,882.33 = 12,531.59 : x
  2. Step 2: Convert to fraction form
    35,905.15/53,882.33 = 12,531.59/x
  3. Step 3: Cross multiply
    35,905.15x = 53,882.33 × 12,531.59
  4. Step 4: Simplify right side
    35,905.15x = 675,231,056.74
  5. Step 5: Solve for x
    x = 675,231,056.74/35,905.15
  6. Step 6: Final answer
    x = 18,805.97

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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.