Home / 29,216.25-40,318.43-16,648.29

Finding the Fourth Proportional to 29,216.25, 40,318.43 and 16,648.29

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Solution

The fourth proportional to 29,216.25, 40,318.43 and 16,648.29 is: 22,974.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,216.25 : 40,318.43 = 16,648.29 : x
  2. Step 2: Convert to fraction form
    29,216.25/40,318.43 = 16,648.29/x
  3. Step 3: Cross multiply
    29,216.25x = 40,318.43 × 16,648.29
  4. Step 4: Simplify right side
    29,216.25x = 671,232,831.74
  5. Step 5: Solve for x
    x = 671,232,831.74/29,216.25
  6. Step 6: Final answer
    x = 22,974.64

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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.