Home / 22,254.57-33,381.86-18,946.53

Finding the Fourth Proportional to 22,254.57, 33,381.86 and 18,946.53

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Solution

The fourth proportional to 22,254.57, 33,381.86 and 18,946.53 is: 28,419.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,254.57 : 33,381.86 = 18,946.53 : x
  2. Step 2: Convert to fraction form
    22,254.57/33,381.86 = 18,946.53/x
  3. Step 3: Cross multiply
    22,254.57x = 33,381.86 × 18,946.53
  4. Step 4: Simplify right side
    22,254.57x = 632,470,317.21
  5. Step 5: Solve for x
    x = 632,470,317.21/22,254.57
  6. Step 6: Final answer
    x = 28,419.80

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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.