Home / 22,314.02-30,825.40-17,831.90

Finding the Fourth Proportional to 22,314.02, 30,825.40 and 17,831.90

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Solution

The fourth proportional to 22,314.02, 30,825.40 and 17,831.90 is: 24,633.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,314.02 : 30,825.40 = 17,831.90 : x
  2. Step 2: Convert to fraction form
    22,314.02/30,825.40 = 17,831.90/x
  3. Step 3: Cross multiply
    22,314.02x = 30,825.40 × 17,831.90
  4. Step 4: Simplify right side
    22,314.02x = 549,675,450.26
  5. Step 5: Solve for x
    x = 549,675,450.26/22,314.02
  6. Step 6: Final answer
    x = 24,633.64

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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.