Home / 51,969.28-71,750.40-36,048.16

Finding the Fourth Proportional to 51,969.28, 71,750.40 and 36,048.16

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Solution

The fourth proportional to 51,969.28, 71,750.40 and 36,048.16 is: 49,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,969.28 : 71,750.40 = 36,048.16 : x
  2. Step 2: Convert to fraction form
    51,969.28/71,750.40 = 36,048.16/x
  3. Step 3: Cross multiply
    51,969.28x = 71,750.40 × 36,048.16
  4. Step 4: Simplify right side
    51,969.28x = 2,586,469,899.26
  5. Step 5: Solve for x
    x = 2,586,469,899.26/51,969.28
  6. Step 6: Final answer
    x = 49,769.21

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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.