Home / 26,220.51-39,336.53-19,273.95

Finding the Fourth Proportional to 26,220.51, 39,336.53 and 19,273.95

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Solution

The fourth proportional to 26,220.51, 39,336.53 and 19,273.95 is: 28,915.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,220.51 : 39,336.53 = 19,273.95 : x
  2. Step 2: Convert to fraction form
    26,220.51/39,336.53 = 19,273.95/x
  3. Step 3: Cross multiply
    26,220.51x = 39,336.53 × 19,273.95
  4. Step 4: Simplify right side
    26,220.51x = 758,170,216.02
  5. Step 5: Solve for x
    x = 758,170,216.02/26,220.51
  6. Step 6: Final answer
    x = 28,915.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.