Home / 35,825.14-49,440-19,911.16

Finding the Fourth Proportional to 35,825.14, 49,440 and 19,911.16

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Solution

The fourth proportional to 35,825.14, 49,440 and 19,911.16 is: 27,478.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,825.14 : 49,440 = 19,911.16 : x
  2. Step 2: Convert to fraction form
    35,825.14/49,440 = 19,911.16/x
  3. Step 3: Cross multiply
    35,825.14x = 49,440 × 19,911.16
  4. Step 4: Simplify right side
    35,825.14x = 984,407,750.40
  5. Step 5: Solve for x
    x = 984,407,750.40/35,825.14
  6. Step 6: Final answer
    x = 27,478.13

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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.