Home / 47,928.25-66,142.34-26,708.89

Finding the Fourth Proportional to 47,928.25, 66,142.34 and 26,708.89

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Solution

The fourth proportional to 47,928.25, 66,142.34 and 26,708.89 is: 36,859.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,928.25 : 66,142.34 = 26,708.89 : x
  2. Step 2: Convert to fraction form
    47,928.25/66,142.34 = 26,708.89/x
  3. Step 3: Cross multiply
    47,928.25x = 66,142.34 × 26,708.89
  4. Step 4: Simplify right side
    47,928.25x = 1,766,588,019.15
  5. Step 5: Solve for x
    x = 1,766,588,019.15/47,928.25
  6. Step 6: Final answer
    x = 36,859.01

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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.