Home / 28,579.02-39,449.39-23,264.61

Finding the Fourth Proportional to 28,579.02, 39,449.39 and 23,264.61

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Solution

The fourth proportional to 28,579.02, 39,449.39 and 23,264.61 is: 32,113.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,579.02 : 39,449.39 = 23,264.61 : x
  2. Step 2: Convert to fraction form
    28,579.02/39,449.39 = 23,264.61/x
  3. Step 3: Cross multiply
    28,579.02x = 39,449.39 × 23,264.61
  4. Step 4: Simplify right side
    28,579.02x = 917,774,673.09
  5. Step 5: Solve for x
    x = 917,774,673.09/28,579.02
  6. Step 6: Final answer
    x = 32,113.58

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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.