Home / 26,430.53-39,645.52-8,900.24

Finding the Fourth Proportional to 26,430.53, 39,645.52 and 8,900.24

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Solution

The fourth proportional to 26,430.53, 39,645.52 and 8,900.24 is: 13,350.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,430.53 : 39,645.52 = 8,900.24 : x
  2. Step 2: Convert to fraction form
    26,430.53/39,645.52 = 8,900.24/x
  3. Step 3: Cross multiply
    26,430.53x = 39,645.52 × 8,900.24
  4. Step 4: Simplify right side
    26,430.53x = 352,854,422.45
  5. Step 5: Solve for x
    x = 352,854,422.45/26,430.53
  6. Step 6: Final answer
    x = 13,350.26

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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.