Home / 33,154.02-45,737.10-19,717.74

Finding the Fourth Proportional to 33,154.02, 45,737.10 and 19,717.74

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Solution

The fourth proportional to 33,154.02, 45,737.10 and 19,717.74 is: 27,201.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,154.02 : 45,737.10 = 19,717.74 : x
  2. Step 2: Convert to fraction form
    33,154.02/45,737.10 = 19,717.74/x
  3. Step 3: Cross multiply
    33,154.02x = 45,737.10 × 19,717.74
  4. Step 4: Simplify right side
    33,154.02x = 901,832,246.15
  5. Step 5: Solve for x
    x = 901,832,246.15/33,154.02
  6. Step 6: Final answer
    x = 27,201.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.