Home / 31,807.66-43,895.94-17,660.50

Finding the Fourth Proportional to 31,807.66, 43,895.94 and 17,660.50

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Solution

The fourth proportional to 31,807.66, 43,895.94 and 17,660.50 is: 24,372.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,807.66 : 43,895.94 = 17,660.50 : x
  2. Step 2: Convert to fraction form
    31,807.66/43,895.94 = 17,660.50/x
  3. Step 3: Cross multiply
    31,807.66x = 43,895.94 × 17,660.50
  4. Step 4: Simplify right side
    31,807.66x = 775,224,248.37
  5. Step 5: Solve for x
    x = 775,224,248.37/31,807.66
  6. Step 6: Final answer
    x = 24,372.25

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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.