Home / 31,422.24-43,362.84-17,276.01

Finding the Fourth Proportional to 31,422.24, 43,362.84 and 17,276.01

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Solution

The fourth proportional to 31,422.24, 43,362.84 and 17,276.01 is: 23,840.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,422.24 : 43,362.84 = 17,276.01 : x
  2. Step 2: Convert to fraction form
    31,422.24/43,362.84 = 17,276.01/x
  3. Step 3: Cross multiply
    31,422.24x = 43,362.84 × 17,276.01
  4. Step 4: Simplify right side
    31,422.24x = 749,136,857.47
  5. Step 5: Solve for x
    x = 749,136,857.47/31,422.24
  6. Step 6: Final answer
    x = 23,840.98

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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.