Home / 53,315.06-79,980.06-19,576.82

Finding the Fourth Proportional to 53,315.06, 79,980.06 and 19,576.82

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Solution

The fourth proportional to 53,315.06, 79,980.06 and 19,576.82 is: 29,367.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,315.06 : 79,980.06 = 19,576.82 : x
  2. Step 2: Convert to fraction form
    53,315.06/79,980.06 = 19,576.82/x
  3. Step 3: Cross multiply
    53,315.06x = 79,980.06 × 19,576.82
  4. Step 4: Simplify right side
    53,315.06x = 1,565,755,238.21
  5. Step 5: Solve for x
    x = 1,565,755,238.21/53,315.06
  6. Step 6: Final answer
    x = 29,367.97

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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.