Home / 23,018.47-31,759.65-17,646.28

Finding the Fourth Proportional to 23,018.47, 31,759.65 and 17,646.28

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Solution

The fourth proportional to 23,018.47, 31,759.65 and 17,646.28 is: 24,347.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,018.47 : 31,759.65 = 17,646.28 : x
  2. Step 2: Convert to fraction form
    23,018.47/31,759.65 = 17,646.28/x
  3. Step 3: Cross multiply
    23,018.47x = 31,759.65 × 17,646.28
  4. Step 4: Simplify right side
    23,018.47x = 560,439,597.20
  5. Step 5: Solve for x
    x = 560,439,597.20/23,018.47
  6. Step 6: Final answer
    x = 24,347.39

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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.