Home / 35,614.46-53,434.08-13,434.20

Finding the Fourth Proportional to 35,614.46, 53,434.08 and 13,434.20

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Solution

The fourth proportional to 35,614.46, 53,434.08 and 13,434.20 is: 20,155.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,614.46 : 53,434.08 = 13,434.20 : x
  2. Step 2: Convert to fraction form
    35,614.46/53,434.08 = 13,434.20/x
  3. Step 3: Cross multiply
    35,614.46x = 53,434.08 × 13,434.20
  4. Step 4: Simplify right side
    35,614.46x = 717,844,117.54
  5. Step 5: Solve for x
    x = 717,844,117.54/35,614.46
  6. Step 6: Final answer
    x = 20,155.97

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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.