Home / 35,045.78-48,361.34-19,127.14

Finding the Fourth Proportional to 35,045.78, 48,361.34 and 19,127.14

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Solution

The fourth proportional to 35,045.78, 48,361.34 and 19,127.14 is: 26,394.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,045.78 : 48,361.34 = 19,127.14 : x
  2. Step 2: Convert to fraction form
    35,045.78/48,361.34 = 19,127.14/x
  3. Step 3: Cross multiply
    35,045.78x = 48,361.34 × 19,127.14
  4. Step 4: Simplify right side
    35,045.78x = 925,013,783.33
  5. Step 5: Solve for x
    x = 925,013,783.33/35,045.78
  6. Step 6: Final answer
    x = 26,394.45

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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.