Home / 17,720.85-24,455.61-10,064.69

Finding the Fourth Proportional to 17,720.85, 24,455.61 and 10,064.69

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Solution

The fourth proportional to 17,720.85, 24,455.61 and 10,064.69 is: 13,889.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720.85 : 24,455.61 = 10,064.69 : x
  2. Step 2: Convert to fraction form
    17,720.85/24,455.61 = 10,064.69/x
  3. Step 3: Cross multiply
    17,720.85x = 24,455.61 × 10,064.69
  4. Step 4: Simplify right side
    17,720.85x = 246,138,011.13
  5. Step 5: Solve for x
    x = 246,138,011.13/17,720.85
  6. Step 6: Final answer
    x = 13,889.74

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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.