Home / 39,633.18-54,730.80-25,510.56

Finding the Fourth Proportional to 39,633.18, 54,730.80 and 25,510.56

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Solution

The fourth proportional to 39,633.18, 54,730.80 and 25,510.56 is: 35,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,633.18 : 54,730.80 = 25,510.56 : x
  2. Step 2: Convert to fraction form
    39,633.18/54,730.80 = 25,510.56/x
  3. Step 3: Cross multiply
    39,633.18x = 54,730.80 × 25,510.56
  4. Step 4: Simplify right side
    39,633.18x = 1,396,213,357.25
  5. Step 5: Solve for x
    x = 1,396,213,357.25/39,633.18
  6. Step 6: Final answer
    x = 35,228.40

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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.