Home / 22,645.16-33,955.28-12,127.51

Finding the Fourth Proportional to 22,645.16, 33,955.28 and 12,127.51

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Solution

The fourth proportional to 22,645.16, 33,955.28 and 12,127.51 is: 18,184.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,645.16 : 33,955.28 = 12,127.51 : x
  2. Step 2: Convert to fraction form
    22,645.16/33,955.28 = 12,127.51/x
  3. Step 3: Cross multiply
    22,645.16x = 33,955.28 × 12,127.51
  4. Step 4: Simplify right side
    22,645.16x = 411,792,997.75
  5. Step 5: Solve for x
    x = 411,792,997.75/22,645.16
  6. Step 6: Final answer
    x = 18,184.59

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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.