Home / 53,271.26-79,886.13-19,973.16

Finding the Fourth Proportional to 53,271.26, 79,886.13 and 19,973.16

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Solution

The fourth proportional to 53,271.26, 79,886.13 and 19,973.16 is: 29,951.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,271.26 : 79,886.13 = 19,973.16 : x
  2. Step 2: Convert to fraction form
    53,271.26/79,886.13 = 19,973.16/x
  3. Step 3: Cross multiply
    53,271.26x = 79,886.13 × 19,973.16
  4. Step 4: Simplify right side
    53,271.26x = 1,595,578,456.27
  5. Step 5: Solve for x
    x = 1,595,578,456.27/53,271.26
  6. Step 6: Final answer
    x = 29,951.96

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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.