Home / 45,112.50-62,255.25-25,240.50

Finding the Fourth Proportional to 45,112.50, 62,255.25 and 25,240.50

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Solution

The fourth proportional to 45,112.50, 62,255.25 and 25,240.50 is: 34,831.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,112.50 : 62,255.25 = 25,240.50 : x
  2. Step 2: Convert to fraction form
    45,112.50/62,255.25 = 25,240.50/x
  3. Step 3: Cross multiply
    45,112.50x = 62,255.25 × 25,240.50
  4. Step 4: Simplify right side
    45,112.50x = 1,571,353,637.63
  5. Step 5: Solve for x
    x = 1,571,353,637.63/45,112.50
  6. Step 6: Final answer
    x = 34,831.89

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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.