Home / 29,014.32-40,039.74-16,439.07

Finding the Fourth Proportional to 29,014.32, 40,039.74 and 16,439.07

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Solution

The fourth proportional to 29,014.32, 40,039.74 and 16,439.07 is: 22,685.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,014.32 : 40,039.74 = 16,439.07 : x
  2. Step 2: Convert to fraction form
    29,014.32/40,039.74 = 16,439.07/x
  3. Step 3: Cross multiply
    29,014.32x = 40,039.74 × 16,439.07
  4. Step 4: Simplify right side
    29,014.32x = 658,216,088.64
  5. Step 5: Solve for x
    x = 658,216,088.64/29,014.32
  6. Step 6: Final answer
    x = 22,685.90

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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.