Home / 33,267.53-45,916.91-21,939.07

Finding the Fourth Proportional to 33,267.53, 45,916.91 and 21,939.07

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Solution

The fourth proportional to 33,267.53, 45,916.91 and 21,939.07 is: 30,281.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,267.53 : 45,916.91 = 21,939.07 : x
  2. Step 2: Convert to fraction form
    33,267.53/45,916.91 = 21,939.07/x
  3. Step 3: Cross multiply
    33,267.53x = 45,916.91 × 21,939.07
  4. Step 4: Simplify right side
    33,267.53x = 1,007,374,302.67
  5. Step 5: Solve for x
    x = 1,007,374,302.67/33,267.53
  6. Step 6: Final answer
    x = 30,281.01

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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.