Home / 25,687.99-35,445.84-14,356.03

Finding the Fourth Proportional to 25,687.99, 35,445.84 and 14,356.03

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Solution

The fourth proportional to 25,687.99, 35,445.84 and 14,356.03 is: 19,809.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,687.99 : 35,445.84 = 14,356.03 : x
  2. Step 2: Convert to fraction form
    25,687.99/35,445.84 = 14,356.03/x
  3. Step 3: Cross multiply
    25,687.99x = 35,445.84 × 14,356.03
  4. Step 4: Simplify right side
    25,687.99x = 508,861,542.42
  5. Step 5: Solve for x
    x = 508,861,542.42/25,687.99
  6. Step 6: Final answer
    x = 19,809.32

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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.