Home / 52,980.21-79,464.01-17,432.71

Finding the Fourth Proportional to 52,980.21, 79,464.01 and 17,432.71

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Solution

The fourth proportional to 52,980.21, 79,464.01 and 17,432.71 is: 26,146.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,980.21 : 79,464.01 = 17,432.71 : x
  2. Step 2: Convert to fraction form
    52,980.21/79,464.01 = 17,432.71/x
  3. Step 3: Cross multiply
    52,980.21x = 79,464.01 × 17,432.71
  4. Step 4: Simplify right side
    52,980.21x = 1,385,273,041.77
  5. Step 5: Solve for x
    x = 1,385,273,041.77/52,980.21
  6. Step 6: Final answer
    x = 26,146.99

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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.