Home / 30,154.16-41,612.99-16,726.28

Finding the Fourth Proportional to 30,154.16, 41,612.99 and 16,726.28

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Solution

The fourth proportional to 30,154.16, 41,612.99 and 16,726.28 is: 23,082.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,154.16 : 41,612.99 = 16,726.28 : x
  2. Step 2: Convert to fraction form
    30,154.16/41,612.99 = 16,726.28/x
  3. Step 3: Cross multiply
    30,154.16x = 41,612.99 × 16,726.28
  4. Step 4: Simplify right side
    30,154.16x = 696,030,230.68
  5. Step 5: Solve for x
    x = 696,030,230.68/30,154.16
  6. Step 6: Final answer
    x = 23,082.40

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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.