Home / 35,617.02-49,152.36-19,701.78

Finding the Fourth Proportional to 35,617.02, 49,152.36 and 19,701.78

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Solution

The fourth proportional to 35,617.02, 49,152.36 and 19,701.78 is: 27,188.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,617.02 : 49,152.36 = 19,701.78 : x
  2. Step 2: Convert to fraction form
    35,617.02/49,152.36 = 19,701.78/x
  3. Step 3: Cross multiply
    35,617.02x = 49,152.36 × 19,701.78
  4. Step 4: Simplify right side
    35,617.02x = 968,388,983.20
  5. Step 5: Solve for x
    x = 968,388,983.20/35,617.02
  6. Step 6: Final answer
    x = 27,188.94

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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.