Home / 51,758.28-71,426.07-29,402.28

Finding the Fourth Proportional to 51,758.28, 71,426.07 and 29,402.28

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Solution

The fourth proportional to 51,758.28, 71,426.07 and 29,402.28 is: 40,574.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,758.28 : 71,426.07 = 29,402.28 : x
  2. Step 2: Convert to fraction form
    51,758.28/71,426.07 = 29,402.28/x
  3. Step 3: Cross multiply
    51,758.28x = 71,426.07 × 29,402.28
  4. Step 4: Simplify right side
    51,758.28x = 2,100,089,309.44
  5. Step 5: Solve for x
    x = 2,100,089,309.44/51,758.28
  6. Step 6: Final answer
    x = 40,574.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.