Home / 42,895.44-59,121.76-28,529.58

Finding the Fourth Proportional to 42,895.44, 59,121.76 and 28,529.58

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Solution

The fourth proportional to 42,895.44, 59,121.76 and 28,529.58 is: 39,321.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,895.44 : 59,121.76 = 28,529.58 : x
  2. Step 2: Convert to fraction form
    42,895.44/59,121.76 = 28,529.58/x
  3. Step 3: Cross multiply
    42,895.44x = 59,121.76 × 28,529.58
  4. Step 4: Simplify right side
    42,895.44x = 1,686,718,981.66
  5. Step 5: Solve for x
    x = 1,686,718,981.66/42,895.44
  6. Step 6: Final answer
    x = 39,321.64

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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.