Home / 28,568.93-42,836.96-15,225.48

Finding the Fourth Proportional to 28,568.93, 42,836.96 and 15,225.48

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Solution

The fourth proportional to 28,568.93, 42,836.96 and 15,225.48 is: 22,829.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,568.93 : 42,836.96 = 15,225.48 : x
  2. Step 2: Convert to fraction form
    28,568.93/42,836.96 = 15,225.48/x
  3. Step 3: Cross multiply
    28,568.93x = 42,836.96 × 15,225.48
  4. Step 4: Simplify right side
    28,568.93x = 652,213,201.61
  5. Step 5: Solve for x
    x = 652,213,201.61/28,568.93
  6. Step 6: Final answer
    x = 22,829.46

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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.