Home / 26,128.51-39,192.22-6,407.17

Finding the Fourth Proportional to 26,128.51, 39,192.22 and 6,407.17

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Solution

The fourth proportional to 26,128.51, 39,192.22 and 6,407.17 is: 9,610.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,128.51 : 39,192.22 = 6,407.17 : x
  2. Step 2: Convert to fraction form
    26,128.51/39,192.22 = 6,407.17/x
  3. Step 3: Cross multiply
    26,128.51x = 39,192.22 × 6,407.17
  4. Step 4: Simplify right side
    26,128.51x = 251,111,216.22
  5. Step 5: Solve for x
    x = 251,111,216.22/26,128.51
  6. Step 6: Final answer
    x = 9,610.62

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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.