Home / 52,087.29-78,134.58-25,784.97

Finding the Fourth Proportional to 52,087.29, 78,134.58 and 25,784.97

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Solution

The fourth proportional to 52,087.29, 78,134.58 and 25,784.97 is: 38,679.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,087.29 : 78,134.58 = 25,784.97 : x
  2. Step 2: Convert to fraction form
    52,087.29/78,134.58 = 25,784.97/x
  3. Step 3: Cross multiply
    52,087.29x = 78,134.58 × 25,784.97
  4. Step 4: Simplify right side
    52,087.29x = 2,014,697,801.26
  5. Step 5: Solve for x
    x = 2,014,697,801.26/52,087.29
  6. Step 6: Final answer
    x = 38,679.26

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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.