Home / 35,439.44-53,146.68-10,472.80

Finding the Fourth Proportional to 35,439.44, 53,146.68 and 10,472.80

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Solution

The fourth proportional to 35,439.44, 53,146.68 and 10,472.80 is: 15,705.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,439.44 : 53,146.68 = 10,472.80 : x
  2. Step 2: Convert to fraction form
    35,439.44/53,146.68 = 10,472.80/x
  3. Step 3: Cross multiply
    35,439.44x = 53,146.68 × 10,472.80
  4. Step 4: Simplify right side
    35,439.44x = 556,594,550.30
  5. Step 5: Solve for x
    x = 556,594,550.30/35,439.44
  6. Step 6: Final answer
    x = 15,705.51

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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.