Home / 48,239.91-66,571.29-28,110.60

Finding the Fourth Proportional to 48,239.91, 66,571.29 and 28,110.60

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Solution

The fourth proportional to 48,239.91, 66,571.29 and 28,110.60 is: 38,792.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,239.91 : 66,571.29 = 28,110.60 : x
  2. Step 2: Convert to fraction form
    48,239.91/66,571.29 = 28,110.60/x
  3. Step 3: Cross multiply
    48,239.91x = 66,571.29 × 28,110.60
  4. Step 4: Simplify right side
    48,239.91x = 1,871,358,904.67
  5. Step 5: Solve for x
    x = 1,871,358,904.67/48,239.91
  6. Step 6: Final answer
    x = 38,792.75

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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.