Home / 25,854.11-35,675.83-14,520.99

Finding the Fourth Proportional to 25,854.11, 35,675.83 and 14,520.99

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Solution

The fourth proportional to 25,854.11, 35,675.83 and 14,520.99 is: 20,037.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,854.11 : 35,675.83 = 14,520.99 : x
  2. Step 2: Convert to fraction form
    25,854.11/35,675.83 = 14,520.99/x
  3. Step 3: Cross multiply
    25,854.11x = 35,675.83 × 14,520.99
  4. Step 4: Simplify right side
    25,854.11x = 518,048,370.67
  5. Step 5: Solve for x
    x = 518,048,370.67/25,854.11
  6. Step 6: Final answer
    x = 20,037.37

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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.