Home / 35,603.35-49,130.57-19,686.76

Finding the Fourth Proportional to 35,603.35, 49,130.57 and 19,686.76

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Solution

The fourth proportional to 35,603.35, 49,130.57 and 19,686.76 is: 27,166.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,603.35 : 49,130.57 = 19,686.76 : x
  2. Step 2: Convert to fraction form
    35,603.35/49,130.57 = 19,686.76/x
  3. Step 3: Cross multiply
    35,603.35x = 49,130.57 × 19,686.76
  4. Step 4: Simplify right side
    35,603.35x = 967,221,396.17
  5. Step 5: Solve for x
    x = 967,221,396.17/35,603.35
  6. Step 6: Final answer
    x = 27,166.59

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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.