Home / 25,722.08-35,497.14-14,391.20

Finding the Fourth Proportional to 25,722.08, 35,497.14 and 14,391.20

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Solution

The fourth proportional to 25,722.08, 35,497.14 and 14,391.20 is: 19,860.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,722.08 : 35,497.14 = 14,391.20 : x
  2. Step 2: Convert to fraction form
    25,722.08/35,497.14 = 14,391.20/x
  3. Step 3: Cross multiply
    25,722.08x = 35,497.14 × 14,391.20
  4. Step 4: Simplify right side
    25,722.08x = 510,846,441.17
  5. Step 5: Solve for x
    x = 510,846,441.17/25,722.08
  6. Step 6: Final answer
    x = 19,860.23

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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.