Home / 52,077.58-78,097.53-18,788.69

Finding the Fourth Proportional to 52,077.58, 78,097.53 and 18,788.69

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Solution

The fourth proportional to 52,077.58, 78,097.53 and 18,788.69 is: 28,176.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,077.58 : 78,097.53 = 18,788.69 : x
  2. Step 2: Convert to fraction form
    52,077.58/78,097.53 = 18,788.69/x
  3. Step 3: Cross multiply
    52,077.58x = 78,097.53 × 18,788.69
  4. Step 4: Simplify right side
    52,077.58x = 1,467,350,280.94
  5. Step 5: Solve for x
    x = 1,467,350,280.94/52,077.58
  6. Step 6: Final answer
    x = 28,176.24

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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.