Home / 21,860.48-32,808.20-11,333.49

Finding the Fourth Proportional to 21,860.48, 32,808.20 and 11,333.49

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Solution

The fourth proportional to 21,860.48, 32,808.20 and 11,333.49 is: 17,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,860.48 : 32,808.20 = 11,333.49 : x
  2. Step 2: Convert to fraction form
    21,860.48/32,808.20 = 11,333.49/x
  3. Step 3: Cross multiply
    21,860.48x = 32,808.20 × 11,333.49
  4. Step 4: Simplify right side
    21,860.48x = 371,831,445.02
  5. Step 5: Solve for x
    x = 371,831,445.02/21,860.48
  6. Step 6: Final answer
    x = 17,009.30

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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.