Home / 52,369.20-78,574.59-19,091.43

Finding the Fourth Proportional to 52,369.20, 78,574.59 and 19,091.43

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Solution

The fourth proportional to 52,369.20, 78,574.59 and 19,091.43 is: 28,644.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,369.20 : 78,574.59 = 19,091.43 : x
  2. Step 2: Convert to fraction form
    52,369.20/78,574.59 = 19,091.43/x
  3. Step 3: Cross multiply
    52,369.20x = 78,574.59 × 19,091.43
  4. Step 4: Simplify right side
    52,369.20x = 1,500,101,284.76
  5. Step 5: Solve for x
    x = 1,500,101,284.76/52,369.20
  6. Step 6: Final answer
    x = 28,644.72

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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.