Home / 35,084.64-48,422.69-19,975.21

Finding the Fourth Proportional to 35,084.64, 48,422.69 and 19,975.21

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Solution

The fourth proportional to 35,084.64, 48,422.69 and 19,975.21 is: 27,569.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,084.64 : 48,422.69 = 19,975.21 : x
  2. Step 2: Convert to fraction form
    35,084.64/48,422.69 = 19,975.21/x
  3. Step 3: Cross multiply
    35,084.64x = 48,422.69 × 19,975.21
  4. Step 4: Simplify right side
    35,084.64x = 967,253,199.31
  5. Step 5: Solve for x
    x = 967,253,199.31/35,084.64
  6. Step 6: Final answer
    x = 27,569.13

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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.