Home / 22,130.51-33,194.55-8,984.21

Finding the Fourth Proportional to 22,130.51, 33,194.55 and 8,984.21

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Solution

The fourth proportional to 22,130.51, 33,194.55 and 8,984.21 is: 13,475.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,130.51 : 33,194.55 = 8,984.21 : x
  2. Step 2: Convert to fraction form
    22,130.51/33,194.55 = 8,984.21/x
  3. Step 3: Cross multiply
    22,130.51x = 33,194.55 × 8,984.21
  4. Step 4: Simplify right side
    22,130.51x = 298,226,808.06
  5. Step 5: Solve for x
    x = 298,226,808.06/22,130.51
  6. Step 6: Final answer
    x = 13,475.82

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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.