Home / 33,235.16-45,865.74-19,807.65

Finding the Fourth Proportional to 33,235.16, 45,865.74 and 19,807.65

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Solution

The fourth proportional to 33,235.16, 45,865.74 and 19,807.65 is: 27,335.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,235.16 : 45,865.74 = 19,807.65 : x
  2. Step 2: Convert to fraction form
    33,235.16/45,865.74 = 19,807.65/x
  3. Step 3: Cross multiply
    33,235.16x = 45,865.74 × 19,807.65
  4. Step 4: Simplify right side
    33,235.16x = 908,492,524.91
  5. Step 5: Solve for x
    x = 908,492,524.91/33,235.16
  6. Step 6: Final answer
    x = 27,335.29

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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.