Home / 30,331.86-41,856.96-17,585.28

Finding the Fourth Proportional to 30,331.86, 41,856.96 and 17,585.28

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Solution

The fourth proportional to 30,331.86, 41,856.96 and 17,585.28 is: 24,267.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,331.86 : 41,856.96 = 17,585.28 : x
  2. Step 2: Convert to fraction form
    30,331.86/41,856.96 = 17,585.28/x
  3. Step 3: Cross multiply
    30,331.86x = 41,856.96 × 17,585.28
  4. Step 4: Simplify right side
    30,331.86x = 736,066,361.55
  5. Step 5: Solve for x
    x = 736,066,361.55/30,331.86
  6. Step 6: Final answer
    x = 24,267.10

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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.