Home / 21,999.02-32,998.50-8,848.30

Finding the Fourth Proportional to 21,999.02, 32,998.50 and 8,848.30

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Solution

The fourth proportional to 21,999.02, 32,998.50 and 8,848.30 is: 13,272.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,999.02 : 32,998.50 = 8,848.30 : x
  2. Step 2: Convert to fraction form
    21,999.02/32,998.50 = 8,848.30/x
  3. Step 3: Cross multiply
    21,999.02x = 32,998.50 × 8,848.30
  4. Step 4: Simplify right side
    21,999.02x = 291,980,627.55
  5. Step 5: Solve for x
    x = 291,980,627.55/21,999.02
  6. Step 6: Final answer
    x = 13,272.44

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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.