Home / 25,114.24-34,658.09-13,784.80

Finding the Fourth Proportional to 25,114.24, 34,658.09 and 13,784.80

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Solution

The fourth proportional to 25,114.24, 34,658.09 and 13,784.80 is: 19,023.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,114.24 : 34,658.09 = 13,784.80 : x
  2. Step 2: Convert to fraction form
    25,114.24/34,658.09 = 13,784.80/x
  3. Step 3: Cross multiply
    25,114.24x = 34,658.09 × 13,784.80
  4. Step 4: Simplify right side
    25,114.24x = 477,754,839.03
  5. Step 5: Solve for x
    x = 477,754,839.03/25,114.24
  6. Step 6: Final answer
    x = 19,023.26

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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.