Home / 30,021.42-45,039.96-17,552.10

Finding the Fourth Proportional to 30,021.42, 45,039.96 and 17,552.10

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Solution

The fourth proportional to 30,021.42, 45,039.96 and 17,552.10 is: 26,332.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,021.42 : 45,039.96 = 17,552.10 : x
  2. Step 2: Convert to fraction form
    30,021.42/45,039.96 = 17,552.10/x
  3. Step 3: Cross multiply
    30,021.42x = 45,039.96 × 17,552.10
  4. Step 4: Simplify right side
    30,021.42x = 790,545,881.92
  5. Step 5: Solve for x
    x = 790,545,881.92/30,021.42
  6. Step 6: Final answer
    x = 26,332.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.