Home / 29,556.26-40,787.78-16,127.81

Finding the Fourth Proportional to 29,556.26, 40,787.78 and 16,127.81

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Solution

The fourth proportional to 29,556.26, 40,787.78 and 16,127.81 is: 22,256.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,556.26 : 40,787.78 = 16,127.81 : x
  2. Step 2: Convert to fraction form
    29,556.26/40,787.78 = 16,127.81/x
  3. Step 3: Cross multiply
    29,556.26x = 40,787.78 × 16,127.81
  4. Step 4: Simplify right side
    29,556.26x = 657,817,281.58
  5. Step 5: Solve for x
    x = 657,817,281.58/29,556.26
  6. Step 6: Final answer
    x = 22,256.45

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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.