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Finding the Fourth Proportional to 22,445.76, 33,669.12 and 10,746.12

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Solution

The fourth proportional to 22,445.76, 33,669.12 and 10,746.12 is: 16,119.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,445.76 : 33,669.12 = 10,746.12 : x
  2. Step 2: Convert to fraction form
    22,445.76/33,669.12 = 10,746.12/x
  3. Step 3: Cross multiply
    22,445.76x = 33,669.12 × 10,746.12
  4. Step 4: Simplify right side
    22,445.76x = 361,812,403.81
  5. Step 5: Solve for x
    x = 361,812,403.81/22,445.76
  6. Step 6: Final answer
    x = 16,119.41

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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.