Home / 32,627.85-45,032.90-21,299.19

Finding the Fourth Proportional to 32,627.85, 45,032.90 and 21,299.19

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Solution

The fourth proportional to 32,627.85, 45,032.90 and 21,299.19 is: 29,397.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,627.85 : 45,032.90 = 21,299.19 : x
  2. Step 2: Convert to fraction form
    32,627.85/45,032.90 = 21,299.19/x
  3. Step 3: Cross multiply
    32,627.85x = 45,032.90 × 21,299.19
  4. Step 4: Simplify right side
    32,627.85x = 959,164,293.35
  5. Step 5: Solve for x
    x = 959,164,293.35/32,627.85
  6. Step 6: Final answer
    x = 29,397.10

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Double scale
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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.