Home / 15,968.80-23,955.76-4,725.28

Finding the Fourth Proportional to 15,968.80, 23,955.76 and 4,725.28

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Solution

The fourth proportional to 15,968.80, 23,955.76 and 4,725.28 is: 7,088.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,968.80 : 23,955.76 = 4,725.28 : x
  2. Step 2: Convert to fraction form
    15,968.80/23,955.76 = 4,725.28/x
  3. Step 3: Cross multiply
    15,968.80x = 23,955.76 × 4,725.28
  4. Step 4: Simplify right side
    15,968.80x = 113,197,673.61
  5. Step 5: Solve for x
    x = 113,197,673.61/15,968.80
  6. Step 6: Final answer
    x = 7,088.68

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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.