Home / 45,308.95-67,948.04-17,222.25

Finding the Fourth Proportional to 45,308.95, 67,948.04 and 17,222.25

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Solution

The fourth proportional to 45,308.95, 67,948.04 and 17,222.25 is: 25,827.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,308.95 : 67,948.04 = 17,222.25 : x
  2. Step 2: Convert to fraction form
    45,308.95/67,948.04 = 17,222.25/x
  3. Step 3: Cross multiply
    45,308.95x = 67,948.04 × 17,222.25
  4. Step 4: Simplify right side
    45,308.95x = 1,170,217,918.96
  5. Step 5: Solve for x
    x = 1,170,217,918.96/45,308.95
  6. Step 6: Final answer
    x = 25,827.52

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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.