Home / 26,621.19-36,739.31-14,685.57

Finding the Fourth Proportional to 26,621.19, 36,739.31 and 14,685.57

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Solution

The fourth proportional to 26,621.19, 36,739.31 and 14,685.57 is: 20,267.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,621.19 : 36,739.31 = 14,685.57 : x
  2. Step 2: Convert to fraction form
    26,621.19/36,739.31 = 14,685.57/x
  3. Step 3: Cross multiply
    26,621.19x = 36,739.31 × 14,685.57
  4. Step 4: Simplify right side
    26,621.19x = 539,537,635.33
  5. Step 5: Solve for x
    x = 539,537,635.33/26,621.19
  6. Step 6: Final answer
    x = 20,267.22

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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.