Home / 31,293.17-43,185.65-17,146.01

Finding the Fourth Proportional to 31,293.17, 43,185.65 and 17,146.01

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Solution

The fourth proportional to 31,293.17, 43,185.65 and 17,146.01 is: 23,662.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,293.17 : 43,185.65 = 17,146.01 : x
  2. Step 2: Convert to fraction form
    31,293.17/43,185.65 = 17,146.01/x
  3. Step 3: Cross multiply
    31,293.17x = 43,185.65 × 17,146.01
  4. Step 4: Simplify right side
    31,293.17x = 740,461,586.76
  5. Step 5: Solve for x
    x = 740,461,586.76/31,293.17
  6. Step 6: Final answer
    x = 23,662.08

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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.