Home / 30,041.28-41,456.16-16,612.32

Finding the Fourth Proportional to 30,041.28, 41,456.16 and 16,612.32

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Solution

The fourth proportional to 30,041.28, 41,456.16 and 16,612.32 is: 22,924.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,041.28 : 41,456.16 = 16,612.32 : x
  2. Step 2: Convert to fraction form
    30,041.28/41,456.16 = 16,612.32/x
  3. Step 3: Cross multiply
    30,041.28x = 41,456.16 × 16,612.32
  4. Step 4: Simplify right side
    30,041.28x = 688,682,995.89
  5. Step 5: Solve for x
    x = 688,682,995.89/30,041.28
  6. Step 6: Final answer
    x = 22,924.56

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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.