Home / 17,407.24-26,108.70-5,720.20

Finding the Fourth Proportional to 17,407.24, 26,108.70 and 5,720.20

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Solution

The fourth proportional to 17,407.24, 26,108.70 and 5,720.20 is: 8,579.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,407.24 : 26,108.70 = 5,720.20 : x
  2. Step 2: Convert to fraction form
    17,407.24/26,108.70 = 5,720.20/x
  3. Step 3: Cross multiply
    17,407.24x = 26,108.70 × 5,720.20
  4. Step 4: Simplify right side
    17,407.24x = 149,346,985.74
  5. Step 5: Solve for x
    x = 149,346,985.74/17,407.24
  6. Step 6: Final answer
    x = 8,579.59

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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.