Home / 25,085.43-34,619.58-14,330.86

Finding the Fourth Proportional to 25,085.43, 34,619.58 and 14,330.86

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Solution

The fourth proportional to 25,085.43, 34,619.58 and 14,330.86 is: 19,777.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,085.43 : 34,619.58 = 14,330.86 : x
  2. Step 2: Convert to fraction form
    25,085.43/34,619.58 = 14,330.86/x
  3. Step 3: Cross multiply
    25,085.43x = 34,619.58 × 14,330.86
  4. Step 4: Simplify right side
    25,085.43x = 496,128,267.69
  5. Step 5: Solve for x
    x = 496,128,267.69/25,085.43
  6. Step 6: Final answer
    x = 19,777.55

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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.