Home / 22,307.56-30,759.06-18,261.52

Finding the Fourth Proportional to 22,307.56, 30,759.06 and 18,261.52

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Solution

The fourth proportional to 22,307.56, 30,759.06 and 18,261.52 is: 25,180.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,307.56 : 30,759.06 = 18,261.52 : x
  2. Step 2: Convert to fraction form
    22,307.56/30,759.06 = 18,261.52/x
  3. Step 3: Cross multiply
    22,307.56x = 30,759.06 × 18,261.52
  4. Step 4: Simplify right side
    22,307.56x = 561,707,189.37
  5. Step 5: Solve for x
    x = 561,707,189.37/22,307.56
  6. Step 6: Final answer
    x = 25,180.13

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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.