Home / 35,612.88-49,141.51-19,695.16

Finding the Fourth Proportional to 35,612.88, 49,141.51 and 19,695.16

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Solution

The fourth proportional to 35,612.88, 49,141.51 and 19,695.16 is: 27,176.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,612.88 : 49,141.51 = 19,695.16 : x
  2. Step 2: Convert to fraction form
    35,612.88/49,141.51 = 19,695.16/x
  3. Step 3: Cross multiply
    35,612.88x = 49,141.51 × 19,695.16
  4. Step 4: Simplify right side
    35,612.88x = 967,849,902.09
  5. Step 5: Solve for x
    x = 967,849,902.09/35,612.88
  6. Step 6: Final answer
    x = 27,176.96

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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.