Home / 35,737.99-49,314.20-19,818.55

Finding the Fourth Proportional to 35,737.99, 49,314.20 and 19,818.55

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Solution

The fourth proportional to 35,737.99, 49,314.20 and 19,818.55 is: 27,347.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,737.99 : 49,314.20 = 19,818.55 : x
  2. Step 2: Convert to fraction form
    35,737.99/49,314.20 = 19,818.55/x
  3. Step 3: Cross multiply
    35,737.99x = 49,314.20 × 19,818.55
  4. Step 4: Simplify right side
    35,737.99x = 977,335,839.32
  5. Step 5: Solve for x
    x = 977,335,839.32/35,737.99
  6. Step 6: Final answer
    x = 27,347.25

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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.