Home / 39,664.95-59,441.48-21,903.61

Finding the Fourth Proportional to 39,664.95, 59,441.48 and 21,903.61

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Solution

The fourth proportional to 39,664.95, 59,441.48 and 21,903.61 is: 32,824.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,664.95 : 59,441.48 = 21,903.61 : x
  2. Step 2: Convert to fraction form
    39,664.95/59,441.48 = 21,903.61/x
  3. Step 3: Cross multiply
    39,664.95x = 59,441.48 × 21,903.61
  4. Step 4: Simplify right side
    39,664.95x = 1,301,983,054.42
  5. Step 5: Solve for x
    x = 1,301,983,054.42/39,664.95
  6. Step 6: Final answer
    x = 32,824.52

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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.