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Finding the Fourth Proportional to 35,888.53, 49,525.13 and 19,972.64

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Solution

The fourth proportional to 35,888.53, 49,525.13 and 19,972.64 is: 27,561.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,888.53 : 49,525.13 = 19,972.64 : x
  2. Step 2: Convert to fraction form
    35,888.53/49,525.13 = 19,972.64/x
  3. Step 3: Cross multiply
    35,888.53x = 49,525.13 × 19,972.64
  4. Step 4: Simplify right side
    35,888.53x = 989,147,487.61
  5. Step 5: Solve for x
    x = 989,147,487.61/35,888.53
  6. Step 6: Final answer
    x = 27,561.66

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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.