Home / 53,521.44-79,956.63-34,647.72

Finding the Fourth Proportional to 53,521.44, 79,956.63 and 34,647.72

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Solution

The fourth proportional to 53,521.44, 79,956.63 and 34,647.72 is: 51,760.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,521.44 : 79,956.63 = 34,647.72 : x
  2. Step 2: Convert to fraction form
    53,521.44/79,956.63 = 34,647.72/x
  3. Step 3: Cross multiply
    53,521.44x = 79,956.63 × 34,647.72
  4. Step 4: Simplify right side
    53,521.44x = 2,770,314,928.38
  5. Step 5: Solve for x
    x = 2,770,314,928.38/53,521.44
  6. Step 6: Final answer
    x = 51,760.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.