Home / 22,340.63-30,844.53-13,851.80

Finding the Fourth Proportional to 22,340.63, 30,844.53 and 13,851.80

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Solution

The fourth proportional to 22,340.63, 30,844.53 and 13,851.80 is: 19,124.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,340.63 : 30,844.53 = 13,851.80 : x
  2. Step 2: Convert to fraction form
    22,340.63/30,844.53 = 13,851.80/x
  3. Step 3: Cross multiply
    22,340.63x = 30,844.53 × 13,851.80
  4. Step 4: Simplify right side
    22,340.63x = 427,252,106.43
  5. Step 5: Solve for x
    x = 427,252,106.43/22,340.63
  6. Step 6: Final answer
    x = 19,124.45

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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.