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Finding the Fourth Proportional to 63,656.70, 95,495.37 and 21,539.34

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Solution

The fourth proportional to 63,656.70, 95,495.37 and 21,539.34 is: 32,312.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,656.70 : 95,495.37 = 21,539.34 : x
  2. Step 2: Convert to fraction form
    63,656.70/95,495.37 = 21,539.34/x
  3. Step 3: Cross multiply
    63,656.70x = 95,495.37 × 21,539.34
  4. Step 4: Simplify right side
    63,656.70x = 2,056,907,242.86
  5. Step 5: Solve for x
    x = 2,056,907,242.86/63,656.70
  6. Step 6: Final answer
    x = 32,312.50

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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.