Home / 32,264.80-48,397.20-21,205.60

Finding the Fourth Proportional to 32,264.80, 48,397.20 and 21,205.60

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Solution

The fourth proportional to 32,264.80, 48,397.20 and 21,205.60 is: 31,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,264.80 : 48,397.20 = 21,205.60 : x
  2. Step 2: Convert to fraction form
    32,264.80/48,397.20 = 21,205.60/x
  3. Step 3: Cross multiply
    32,264.80x = 48,397.20 × 21,205.60
  4. Step 4: Simplify right side
    32,264.80x = 1,026,291,664.32
  5. Step 5: Solve for x
    x = 1,026,291,664.32/32,264.80
  6. Step 6: Final answer
    x = 31,808.40

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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.