Home / 35,675.17-49,232.81-19,761.10

Finding the Fourth Proportional to 35,675.17, 49,232.81 and 19,761.10

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Solution

The fourth proportional to 35,675.17, 49,232.81 and 19,761.10 is: 27,270.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,675.17 : 49,232.81 = 19,761.10 : x
  2. Step 2: Convert to fraction form
    35,675.17/49,232.81 = 19,761.10/x
  3. Step 3: Cross multiply
    35,675.17x = 49,232.81 × 19,761.10
  4. Step 4: Simplify right side
    35,675.17x = 972,894,408.01
  5. Step 5: Solve for x
    x = 972,894,408.01/35,675.17
  6. Step 6: Final answer
    x = 27,270.91

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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.