Home / 53,326.48-80,002.88-15,886.40

Finding the Fourth Proportional to 53,326.48, 80,002.88 and 15,886.40

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Solution

The fourth proportional to 53,326.48, 80,002.88 and 15,886.40 is: 23,833.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,326.48 : 80,002.88 = 15,886.40 : x
  2. Step 2: Convert to fraction form
    53,326.48/80,002.88 = 15,886.40/x
  3. Step 3: Cross multiply
    53,326.48x = 80,002.88 × 15,886.40
  4. Step 4: Simplify right side
    53,326.48x = 1,270,957,985.64
  5. Step 5: Solve for x
    x = 1,270,957,985.64/53,326.48
  6. Step 6: Final answer
    x = 23,833.53

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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.