Home / 57,116.10-85,674.15-15,563.10

Finding the Fourth Proportional to 57,116.10, 85,674.15 and 15,563.10

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Solution

The fourth proportional to 57,116.10, 85,674.15 and 15,563.10 is: 23,344.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,116.10 : 85,674.15 = 15,563.10 : x
  2. Step 2: Convert to fraction form
    57,116.10/85,674.15 = 15,563.10/x
  3. Step 3: Cross multiply
    57,116.10x = 85,674.15 × 15,563.10
  4. Step 4: Simplify right side
    57,116.10x = 1,333,355,363.87
  5. Step 5: Solve for x
    x = 1,333,355,363.87/57,116.10
  6. Step 6: Final answer
    x = 23,344.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.