Home / 29,485.20-40,688.61-16,056.35

Finding the Fourth Proportional to 29,485.20, 40,688.61 and 16,056.35

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Solution

The fourth proportional to 29,485.20, 40,688.61 and 16,056.35 is: 22,157.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,485.20 : 40,688.61 = 16,056.35 : x
  2. Step 2: Convert to fraction form
    29,485.20/40,688.61 = 16,056.35/x
  3. Step 3: Cross multiply
    29,485.20x = 40,688.61 × 16,056.35
  4. Step 4: Simplify right side
    29,485.20x = 653,310,563.17
  5. Step 5: Solve for x
    x = 653,310,563.17/29,485.20
  6. Step 6: Final answer
    x = 22,157.24

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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.