Home / 30,036.09-45,024.71-16,715.44

Finding the Fourth Proportional to 30,036.09, 45,024.71 and 16,715.44

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Solution

The fourth proportional to 30,036.09, 45,024.71 and 16,715.44 is: 25,056.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,036.09 : 45,024.71 = 16,715.44 : x
  2. Step 2: Convert to fraction form
    30,036.09/45,024.71 = 16,715.44/x
  3. Step 3: Cross multiply
    30,036.09x = 45,024.71 × 16,715.44
  4. Step 4: Simplify right side
    30,036.09x = 752,607,778.62
  5. Step 5: Solve for x
    x = 752,607,778.62/30,036.09
  6. Step 6: Final answer
    x = 25,056.78

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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.