Home / 25,122.51-34,669.47-13,793.05

Finding the Fourth Proportional to 25,122.51, 34,669.47 and 13,793.05

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Solution

The fourth proportional to 25,122.51, 34,669.47 and 13,793.05 is: 19,034.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,122.51 : 34,669.47 = 13,793.05 : x
  2. Step 2: Convert to fraction form
    25,122.51/34,669.47 = 13,793.05/x
  3. Step 3: Cross multiply
    25,122.51x = 34,669.47 × 13,793.05
  4. Step 4: Simplify right side
    25,122.51x = 478,197,733.18
  5. Step 5: Solve for x
    x = 478,197,733.18/25,122.51
  6. Step 6: Final answer
    x = 19,034.63

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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.