Home / 24,340.80-36,335.12-21,388.35

Finding the Fourth Proportional to 24,340.80, 36,335.12 and 21,388.35

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Solution

The fourth proportional to 24,340.80, 36,335.12 and 21,388.35 is: 31,927.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,340.80 : 36,335.12 = 21,388.35 : x
  2. Step 2: Convert to fraction form
    24,340.80/36,335.12 = 21,388.35/x
  3. Step 3: Cross multiply
    24,340.80x = 36,335.12 × 21,388.35
  4. Step 4: Simplify right side
    24,340.80x = 777,148,317.32
  5. Step 5: Solve for x
    x = 777,148,317.32/24,340.80
  6. Step 6: Final answer
    x = 31,927.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.