Home / 28,823.31-39,760.88-28,010.07

Finding the Fourth Proportional to 28,823.31, 39,760.88 and 28,010.07

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Solution

The fourth proportional to 28,823.31, 39,760.88 and 28,010.07 is: 38,639.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,823.31 : 39,760.88 = 28,010.07 : x
  2. Step 2: Convert to fraction form
    28,823.31/39,760.88 = 28,010.07/x
  3. Step 3: Cross multiply
    28,823.31x = 39,760.88 × 28,010.07
  4. Step 4: Simplify right side
    28,823.31x = 1,113,704,892.01
  5. Step 5: Solve for x
    x = 1,113,704,892.01/28,823.31
  6. Step 6: Final answer
    x = 38,639.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.