Home / 25,586.07-35,307.79-14,255.31

Finding the Fourth Proportional to 25,586.07, 35,307.79 and 14,255.31

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Solution

The fourth proportional to 25,586.07, 35,307.79 and 14,255.31 is: 19,671.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,586.07 : 35,307.79 = 14,255.31 : x
  2. Step 2: Convert to fraction form
    25,586.07/35,307.79 = 14,255.31/x
  3. Step 3: Cross multiply
    25,586.07x = 35,307.79 × 14,255.31
  4. Step 4: Simplify right side
    25,586.07x = 503,323,491.86
  5. Step 5: Solve for x
    x = 503,323,491.86/25,586.07
  6. Step 6: Final answer
    x = 19,671.78

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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.