Home / 45,988.75-68,999.78-22,631.59

Finding the Fourth Proportional to 45,988.75, 68,999.78 and 22,631.59

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Solution

The fourth proportional to 45,988.75, 68,999.78 and 22,631.59 is: 33,955.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,988.75 : 68,999.78 = 22,631.59 : x
  2. Step 2: Convert to fraction form
    45,988.75/68,999.78 = 22,631.59/x
  3. Step 3: Cross multiply
    45,988.75x = 68,999.78 × 22,631.59
  4. Step 4: Simplify right side
    45,988.75x = 1,561,574,731.05
  5. Step 5: Solve for x
    x = 1,561,574,731.05/45,988.75
  6. Step 6: Final answer
    x = 33,955.58

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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.