Home / 26,303.22-39,416.22-13,137.48

Finding the Fourth Proportional to 26,303.22, 39,416.22 and 13,137.48

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Solution

The fourth proportional to 26,303.22, 39,416.22 and 13,137.48 is: 19,686.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,303.22 : 39,416.22 = 13,137.48 : x
  2. Step 2: Convert to fraction form
    26,303.22/39,416.22 = 13,137.48/x
  3. Step 3: Cross multiply
    26,303.22x = 39,416.22 × 13,137.48
  4. Step 4: Simplify right side
    26,303.22x = 517,829,801.93
  5. Step 5: Solve for x
    x = 517,829,801.93/26,303.22
  6. Step 6: Final answer
    x = 19,686.94

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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.