Home / 25,344.36-34,975-14,014.15

Finding the Fourth Proportional to 25,344.36, 34,975 and 14,014.15

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Solution

The fourth proportional to 25,344.36, 34,975 and 14,014.15 is: 19,339.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344.36 : 34,975 = 14,014.15 : x
  2. Step 2: Convert to fraction form
    25,344.36/34,975 = 14,014.15/x
  3. Step 3: Cross multiply
    25,344.36x = 34,975 × 14,014.15
  4. Step 4: Simplify right side
    25,344.36x = 490,144,896.25
  5. Step 5: Solve for x
    x = 490,144,896.25/25,344.36
  6. Step 6: Final answer
    x = 19,339.41

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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.