Home / 26,058.05-35,937.51-21,020.66

Finding the Fourth Proportional to 26,058.05, 35,937.51 and 21,020.66

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Solution

The fourth proportional to 26,058.05, 35,937.51 and 21,020.66 is: 28,990.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,058.05 : 35,937.51 = 21,020.66 : x
  2. Step 2: Convert to fraction form
    26,058.05/35,937.51 = 21,020.66/x
  3. Step 3: Cross multiply
    26,058.05x = 35,937.51 × 21,020.66
  4. Step 4: Simplify right side
    26,058.05x = 755,430,178.96
  5. Step 5: Solve for x
    x = 755,430,178.96/26,058.05
  6. Step 6: Final answer
    x = 28,990.28

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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.