Home / 52,425.48-78,568.08-19,114.20

Finding the Fourth Proportional to 52,425.48, 78,568.08 and 19,114.20

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Solution

The fourth proportional to 52,425.48, 78,568.08 and 19,114.20 is: 28,645.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,425.48 : 78,568.08 = 19,114.20 : x
  2. Step 2: Convert to fraction form
    52,425.48/78,568.08 = 19,114.20/x
  3. Step 3: Cross multiply
    52,425.48x = 78,568.08 × 19,114.20
  4. Step 4: Simplify right side
    52,425.48x = 1,501,765,994.74
  5. Step 5: Solve for x
    x = 1,501,765,994.74/52,425.48
  6. Step 6: Final answer
    x = 28,645.73

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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.