Home / 30,144.56-41,598.95-16,715.75

Finding the Fourth Proportional to 30,144.56, 41,598.95 and 16,715.75

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Solution

The fourth proportional to 30,144.56, 41,598.95 and 16,715.75 is: 23,067.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,144.56 : 41,598.95 = 16,715.75 : x
  2. Step 2: Convert to fraction form
    30,144.56/41,598.95 = 16,715.75/x
  3. Step 3: Cross multiply
    30,144.56x = 41,598.95 × 16,715.75
  4. Step 4: Simplify right side
    30,144.56x = 695,357,356.89
  5. Step 5: Solve for x
    x = 695,357,356.89/30,144.56
  6. Step 6: Final answer
    x = 23,067.43

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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.