Home / 52,077.04-78,123.72-17,008.56

Finding the Fourth Proportional to 52,077.04, 78,123.72 and 17,008.56

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Solution

The fourth proportional to 52,077.04, 78,123.72 and 17,008.56 is: 25,515.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,077.04 : 78,123.72 = 17,008.56 : x
  2. Step 2: Convert to fraction form
    52,077.04/78,123.72 = 17,008.56/x
  3. Step 3: Cross multiply
    52,077.04x = 78,123.72 × 17,008.56
  4. Step 4: Simplify right side
    52,077.04x = 1,328,771,979.04
  5. Step 5: Solve for x
    x = 1,328,771,979.04/52,077.04
  6. Step 6: Final answer
    x = 25,515.51

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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.