Home / 31,803.40-43,887.48-17,463.64

Finding the Fourth Proportional to 31,803.40, 43,887.48 and 17,463.64

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Solution

The fourth proportional to 31,803.40, 43,887.48 and 17,463.64 is: 24,099.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,803.40 : 43,887.48 = 17,463.64 : x
  2. Step 2: Convert to fraction form
    31,803.40/43,887.48 = 17,463.64/x
  3. Step 3: Cross multiply
    31,803.40x = 43,887.48 × 17,463.64
  4. Step 4: Simplify right side
    31,803.40x = 766,435,151.23
  5. Step 5: Solve for x
    x = 766,435,151.23/31,803.40
  6. Step 6: Final answer
    x = 24,099.16

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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.