Home / 25,440.23-35,109.23-14,687.07

Finding the Fourth Proportional to 25,440.23, 35,109.23 and 14,687.07

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Solution

The fourth proportional to 25,440.23, 35,109.23 and 14,687.07 is: 20,269.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440.23 : 35,109.23 = 14,687.07 : x
  2. Step 2: Convert to fraction form
    25,440.23/35,109.23 = 14,687.07/x
  3. Step 3: Cross multiply
    25,440.23x = 35,109.23 × 14,687.07
  4. Step 4: Simplify right side
    25,440.23x = 515,651,645.22
  5. Step 5: Solve for x
    x = 515,651,645.22/25,440.23
  6. Step 6: Final answer
    x = 20,269.15

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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.