Home / 22,009.22-32,929.99-19,355.66

Finding the Fourth Proportional to 22,009.22, 32,929.99 and 19,355.66

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Solution

The fourth proportional to 22,009.22, 32,929.99 and 19,355.66 is: 28,959.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,009.22 : 32,929.99 = 19,355.66 : x
  2. Step 2: Convert to fraction form
    22,009.22/32,929.99 = 19,355.66/x
  3. Step 3: Cross multiply
    22,009.22x = 32,929.99 × 19,355.66
  4. Step 4: Simplify right side
    22,009.22x = 637,381,690.24
  5. Step 5: Solve for x
    x = 637,381,690.24/22,009.22
  6. Step 6: Final answer
    x = 28,959.76

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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.