Home / 35,631.02-49,172.74-19,716.14

Finding the Fourth Proportional to 35,631.02, 49,172.74 and 19,716.14

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Solution

The fourth proportional to 35,631.02, 49,172.74 and 19,716.14 is: 27,209.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,631.02 : 49,172.74 = 19,716.14 : x
  2. Step 2: Convert to fraction form
    35,631.02/49,172.74 = 19,716.14/x
  3. Step 3: Cross multiply
    35,631.02x = 49,172.74 × 19,716.14
  4. Step 4: Simplify right side
    35,631.02x = 969,496,626.02
  5. Step 5: Solve for x
    x = 969,496,626.02/35,631.02
  6. Step 6: Final answer
    x = 27,209.34

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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.