Home / 60,676.19-91,055.27-21,233.64

Finding the Fourth Proportional to 60,676.19, 91,055.27 and 21,233.64

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Solution

The fourth proportional to 60,676.19, 91,055.27 and 21,233.64 is: 31,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,676.19 : 91,055.27 = 21,233.64 : x
  2. Step 2: Convert to fraction form
    60,676.19/91,055.27 = 21,233.64/x
  3. Step 3: Cross multiply
    60,676.19x = 91,055.27 × 21,233.64
  4. Step 4: Simplify right side
    60,676.19x = 1,933,434,717.11
  5. Step 5: Solve for x
    x = 1,933,434,717.11/60,676.19
  6. Step 6: Final answer
    x = 31,864.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.