Home / 53,040.33-79,548.18-15,590.39

Finding the Fourth Proportional to 53,040.33, 79,548.18 and 15,590.39

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Solution

The fourth proportional to 53,040.33, 79,548.18 and 15,590.39 is: 23,381.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,040.33 : 79,548.18 = 15,590.39 : x
  2. Step 2: Convert to fraction form
    53,040.33/79,548.18 = 15,590.39/x
  3. Step 3: Cross multiply
    53,040.33x = 79,548.18 × 15,590.39
  4. Step 4: Simplify right side
    53,040.33x = 1,240,186,693.79
  5. Step 5: Solve for x
    x = 1,240,186,693.79/53,040.33
  6. Step 6: Final answer
    x = 23,381.96

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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.