Home / 33,288.40-45,937.88-19,860.22

Finding the Fourth Proportional to 33,288.40, 45,937.88 and 19,860.22

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Solution

The fourth proportional to 33,288.40, 45,937.88 and 19,860.22 is: 27,407.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,288.40 : 45,937.88 = 19,860.22 : x
  2. Step 2: Convert to fraction form
    33,288.40/45,937.88 = 19,860.22/x
  3. Step 3: Cross multiply
    33,288.40x = 45,937.88 × 19,860.22
  4. Step 4: Simplify right side
    33,288.40x = 912,336,547.44
  5. Step 5: Solve for x
    x = 912,336,547.44/33,288.40
  6. Step 6: Final answer
    x = 27,407.04

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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.