Home / 45,678.52-63,039.30-25,535.48

Finding the Fourth Proportional to 45,678.52, 63,039.30 and 25,535.48

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Solution

The fourth proportional to 45,678.52, 63,039.30 and 25,535.48 is: 35,240.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,678.52 : 63,039.30 = 25,535.48 : x
  2. Step 2: Convert to fraction form
    45,678.52/63,039.30 = 25,535.48/x
  3. Step 3: Cross multiply
    45,678.52x = 63,039.30 × 25,535.48
  4. Step 4: Simplify right side
    45,678.52x = 1,609,738,784.36
  5. Step 5: Solve for x
    x = 1,609,738,784.36/45,678.52
  6. Step 6: Final answer
    x = 35,240.61

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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.