Home / 30,040.32-41,456.61-16,612.02

Finding the Fourth Proportional to 30,040.32, 41,456.61 and 16,612.02

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Solution

The fourth proportional to 30,040.32, 41,456.61 and 16,612.02 is: 22,925.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,040.32 : 41,456.61 = 16,612.02 : x
  2. Step 2: Convert to fraction form
    30,040.32/41,456.61 = 16,612.02/x
  3. Step 3: Cross multiply
    30,040.32x = 41,456.61 × 16,612.02
  4. Step 4: Simplify right side
    30,040.32x = 688,678,034.45
  5. Step 5: Solve for x
    x = 688,678,034.45/30,040.32
  6. Step 6: Final answer
    x = 22,925.12

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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.