Home / 26,400.80-39,602.42-14,705.21

Finding the Fourth Proportional to 26,400.80, 39,602.42 and 14,705.21

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Solution

The fourth proportional to 26,400.80, 39,602.42 and 14,705.21 is: 22,058.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,400.80 : 39,602.42 = 14,705.21 : x
  2. Step 2: Convert to fraction form
    26,400.80/39,602.42 = 14,705.21/x
  3. Step 3: Cross multiply
    26,400.80x = 39,602.42 × 14,705.21
  4. Step 4: Simplify right side
    26,400.80x = 582,361,631.07
  5. Step 5: Solve for x
    x = 582,361,631.07/26,400.80
  6. Step 6: Final answer
    x = 22,058.49

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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.