Home / 52,626.12-78,938.07-17,087.40

Finding the Fourth Proportional to 52,626.12, 78,938.07 and 17,087.40

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Solution

The fourth proportional to 52,626.12, 78,938.07 and 17,087.40 is: 25,630.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,626.12 : 78,938.07 = 17,087.40 : x
  2. Step 2: Convert to fraction form
    52,626.12/78,938.07 = 17,087.40/x
  3. Step 3: Cross multiply
    52,626.12x = 78,938.07 × 17,087.40
  4. Step 4: Simplify right side
    52,626.12x = 1,348,846,377.32
  5. Step 5: Solve for x
    x = 1,348,846,377.32/52,626.12
  6. Step 6: Final answer
    x = 25,630.74

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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.