Home / 45,729.74-63,109.49-25,585.42

Finding the Fourth Proportional to 45,729.74, 63,109.49 and 25,585.42

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Solution

The fourth proportional to 45,729.74, 63,109.49 and 25,585.42 is: 35,309.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,729.74 : 63,109.49 = 25,585.42 : x
  2. Step 2: Convert to fraction form
    45,729.74/63,109.49 = 25,585.42/x
  3. Step 3: Cross multiply
    45,729.74x = 63,109.49 × 25,585.42
  4. Step 4: Simplify right side
    45,729.74x = 1,614,682,364.16
  5. Step 5: Solve for x
    x = 1,614,682,364.16/45,729.74
  6. Step 6: Final answer
    x = 35,309.24

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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.