Home / 52,529.76-78,827.44-21,365

Finding the Fourth Proportional to 52,529.76, 78,827.44 and 21,365

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Solution

The fourth proportional to 52,529.76, 78,827.44 and 21,365 is: 32,060.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,529.76 : 78,827.44 = 21,365 : x
  2. Step 2: Convert to fraction form
    52,529.76/78,827.44 = 21,365/x
  3. Step 3: Cross multiply
    52,529.76x = 78,827.44 × 21,365
  4. Step 4: Simplify right side
    52,529.76x = 1,684,148,255.60
  5. Step 5: Solve for x
    x = 1,684,148,255.60/52,529.76
  6. Step 6: Final answer
    x = 32,060.84

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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.