Home / 39,122.56-58,708.44-19,402.24

Finding the Fourth Proportional to 39,122.56, 58,708.44 and 19,402.24

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Solution

The fourth proportional to 39,122.56, 58,708.44 and 19,402.24 is: 29,115.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,122.56 : 58,708.44 = 19,402.24 : x
  2. Step 2: Convert to fraction form
    39,122.56/58,708.44 = 19,402.24/x
  3. Step 3: Cross multiply
    39,122.56x = 58,708.44 × 19,402.24
  4. Step 4: Simplify right side
    39,122.56x = 1,139,075,242.91
  5. Step 5: Solve for x
    x = 1,139,075,242.91/39,122.56
  6. Step 6: Final answer
    x = 29,115.56

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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.