Home / 52,212.42-78,216.57-25,837.20

Finding the Fourth Proportional to 52,212.42, 78,216.57 and 25,837.20

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Solution

The fourth proportional to 52,212.42, 78,216.57 and 25,837.20 is: 38,705.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,212.42 : 78,216.57 = 25,837.20 : x
  2. Step 2: Convert to fraction form
    52,212.42/78,216.57 = 25,837.20/x
  3. Step 3: Cross multiply
    52,212.42x = 78,216.57 × 25,837.20
  4. Step 4: Simplify right side
    52,212.42x = 2,020,897,162.40
  5. Step 5: Solve for x
    x = 2,020,897,162.40/52,212.42
  6. Step 6: Final answer
    x = 38,705.30

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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.