Home / 25,122.02-34,666.38-13,791.49

Finding the Fourth Proportional to 25,122.02, 34,666.38 and 13,791.49

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Solution

The fourth proportional to 25,122.02, 34,666.38 and 13,791.49 is: 19,031.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,122.02 : 34,666.38 = 13,791.49 : x
  2. Step 2: Convert to fraction form
    25,122.02/34,666.38 = 13,791.49/x
  3. Step 3: Cross multiply
    25,122.02x = 34,666.38 × 13,791.49
  4. Step 4: Simplify right side
    25,122.02x = 478,100,946.44
  5. Step 5: Solve for x
    x = 478,100,946.44/25,122.02
  6. Step 6: Final answer
    x = 19,031.15

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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.