Home / 29,091.02-40,145.65-16,515.77

Finding the Fourth Proportional to 29,091.02, 40,145.65 and 16,515.77

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Solution

The fourth proportional to 29,091.02, 40,145.65 and 16,515.77 is: 22,791.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,091.02 : 40,145.65 = 16,515.77 : x
  2. Step 2: Convert to fraction form
    29,091.02/40,145.65 = 16,515.77/x
  3. Step 3: Cross multiply
    29,091.02x = 40,145.65 × 16,515.77
  4. Step 4: Simplify right side
    29,091.02x = 663,036,465.06
  5. Step 5: Solve for x
    x = 663,036,465.06/29,091.02
  6. Step 6: Final answer
    x = 22,791.79

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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.