Home / 32,972.49-45,476.92-28,381.08

Finding the Fourth Proportional to 32,972.49, 45,476.92 and 28,381.08

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Solution

The fourth proportional to 32,972.49, 45,476.92 and 28,381.08 is: 39,144.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,972.49 : 45,476.92 = 28,381.08 : x
  2. Step 2: Convert to fraction form
    32,972.49/45,476.92 = 28,381.08/x
  3. Step 3: Cross multiply
    32,972.49x = 45,476.92 × 28,381.08
  4. Step 4: Simplify right side
    32,972.49x = 1,290,684,033.72
  5. Step 5: Solve for x
    x = 1,290,684,033.72/32,972.49
  6. Step 6: Final answer
    x = 39,144.27

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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.