Home / 30,126.84-45,184.38-22,155.22

Finding the Fourth Proportional to 30,126.84, 45,184.38 and 22,155.22

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Solution

The fourth proportional to 30,126.84, 45,184.38 and 22,155.22 is: 33,228.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,126.84 : 45,184.38 = 22,155.22 : x
  2. Step 2: Convert to fraction form
    30,126.84/45,184.38 = 22,155.22/x
  3. Step 3: Cross multiply
    30,126.84x = 45,184.38 × 22,155.22
  4. Step 4: Simplify right side
    30,126.84x = 1,001,069,977.49
  5. Step 5: Solve for x
    x = 1,001,069,977.49/30,126.84
  6. Step 6: Final answer
    x = 33,228.51

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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.