Home / 63,938.07-95,840.22-21,803.40

Finding the Fourth Proportional to 63,938.07, 95,840.22 and 21,803.40

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Solution

The fourth proportional to 63,938.07, 95,840.22 and 21,803.40 is: 32,682.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,938.07 : 95,840.22 = 21,803.40 : x
  2. Step 2: Convert to fraction form
    63,938.07/95,840.22 = 21,803.40/x
  3. Step 3: Cross multiply
    63,938.07x = 95,840.22 × 21,803.40
  4. Step 4: Simplify right side
    63,938.07x = 2,089,642,652.75
  5. Step 5: Solve for x
    x = 2,089,642,652.75/63,938.07
  6. Step 6: Final answer
    x = 32,682.29

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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.