Home / 22,118.02-33,210.31-19,031.65

Finding the Fourth Proportional to 22,118.02, 33,210.31 and 19,031.65

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Solution

The fourth proportional to 22,118.02, 33,210.31 and 19,031.65 is: 28,576.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,118.02 : 33,210.31 = 19,031.65 : x
  2. Step 2: Convert to fraction form
    22,118.02/33,210.31 = 19,031.65/x
  3. Step 3: Cross multiply
    22,118.02x = 33,210.31 × 19,031.65
  4. Step 4: Simplify right side
    22,118.02x = 632,046,996.31
  5. Step 5: Solve for x
    x = 632,046,996.31/22,118.02
  6. Step 6: Final answer
    x = 28,576.11

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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.