Home / 31,410.63-43,347.56-17,264.39

Finding the Fourth Proportional to 31,410.63, 43,347.56 and 17,264.39

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Solution

The fourth proportional to 31,410.63, 43,347.56 and 17,264.39 is: 23,825.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,410.63 : 43,347.56 = 17,264.39 : x
  2. Step 2: Convert to fraction form
    31,410.63/43,347.56 = 17,264.39/x
  3. Step 3: Cross multiply
    31,410.63x = 43,347.56 × 17,264.39
  4. Step 4: Simplify right side
    31,410.63x = 748,368,878.33
  5. Step 5: Solve for x
    x = 748,368,878.33/31,410.63
  6. Step 6: Final answer
    x = 23,825.34

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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.