Home / 13,475.70-20,183.48-10,332.57

Finding the Fourth Proportional to 13,475.70, 20,183.48 and 10,332.57

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Solution

The fourth proportional to 13,475.70, 20,183.48 and 10,332.57 is: 15,475.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.70 : 20,183.48 = 10,332.57 : x
  2. Step 2: Convert to fraction form
    13,475.70/20,183.48 = 10,332.57/x
  3. Step 3: Cross multiply
    13,475.70x = 20,183.48 × 10,332.57
  4. Step 4: Simplify right side
    13,475.70x = 208,547,219.94
  5. Step 5: Solve for x
    x = 208,547,219.94/13,475.70
  6. Step 6: Final answer
    x = 15,475.80

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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.