Home / 52,614.28-78,931.74-19,334.64

Finding the Fourth Proportional to 52,614.28, 78,931.74 and 19,334.64

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Solution

The fourth proportional to 52,614.28, 78,931.74 and 19,334.64 is: 29,005.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,614.28 : 78,931.74 = 19,334.64 : x
  2. Step 2: Convert to fraction form
    52,614.28/78,931.74 = 19,334.64/x
  3. Step 3: Cross multiply
    52,614.28x = 78,931.74 × 19,334.64
  4. Step 4: Simplify right side
    52,614.28x = 1,526,116,777.47
  5. Step 5: Solve for x
    x = 1,526,116,777.47/52,614.28
  6. Step 6: Final answer
    x = 29,005.75

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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.