Home / 31,353.66-43,268.01-17,925.21

Finding the Fourth Proportional to 31,353.66, 43,268.01 and 17,925.21

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Solution

The fourth proportional to 31,353.66, 43,268.01 and 17,925.21 is: 24,736.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,353.66 : 43,268.01 = 17,925.21 : x
  2. Step 2: Convert to fraction form
    31,353.66/43,268.01 = 17,925.21/x
  3. Step 3: Cross multiply
    31,353.66x = 43,268.01 × 17,925.21
  4. Step 4: Simplify right side
    31,353.66x = 775,588,165.53
  5. Step 5: Solve for x
    x = 775,588,165.53/31,353.66
  6. Step 6: Final answer
    x = 24,736.77

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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.