Home / 25,173.87-34,731.63-14,555.99

Finding the Fourth Proportional to 25,173.87, 34,731.63 and 14,555.99

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Solution

The fourth proportional to 25,173.87, 34,731.63 and 14,555.99 is: 20,082.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,173.87 : 34,731.63 = 14,555.99 : x
  2. Step 2: Convert to fraction form
    25,173.87/34,731.63 = 14,555.99/x
  3. Step 3: Cross multiply
    25,173.87x = 34,731.63 × 14,555.99
  4. Step 4: Simplify right side
    25,173.87x = 505,553,085.31
  5. Step 5: Solve for x
    x = 505,553,085.31/25,173.87
  6. Step 6: Final answer
    x = 20,082.45

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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.