Home / 25,523.40-35,220.24-14,911.86

Finding the Fourth Proportional to 25,523.40, 35,220.24 and 14,911.86

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Solution

The fourth proportional to 25,523.40, 35,220.24 and 14,911.86 is: 20,577.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,523.40 : 35,220.24 = 14,911.86 : x
  2. Step 2: Convert to fraction form
    25,523.40/35,220.24 = 14,911.86/x
  3. Step 3: Cross multiply
    25,523.40x = 35,220.24 × 14,911.86
  4. Step 4: Simplify right side
    25,523.40x = 525,199,288.05
  5. Step 5: Solve for x
    x = 525,199,288.05/25,523.40
  6. Step 6: Final answer
    x = 20,577.17

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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.