Home / 22,111.04-33,129.61-9,612.34

Finding the Fourth Proportional to 22,111.04, 33,129.61 and 9,612.34

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Solution

The fourth proportional to 22,111.04, 33,129.61 and 9,612.34 is: 14,402.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,111.04 : 33,129.61 = 9,612.34 : x
  2. Step 2: Convert to fraction form
    22,111.04/33,129.61 = 9,612.34/x
  3. Step 3: Cross multiply
    22,111.04x = 33,129.61 × 9,612.34
  4. Step 4: Simplify right side
    22,111.04x = 318,452,968.53
  5. Step 5: Solve for x
    x = 318,452,968.53/22,111.04
  6. Step 6: Final answer
    x = 14,402.44

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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.