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Finding the Fourth Proportional to 56,484, 84,726 and 19,548

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Solution

The fourth proportional to 56,484, 84,726 and 19,548 is: 29,322

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,484 : 84,726 = 19,548 : x
  2. Step 2: Convert to fraction form
    56,484/84,726 = 19,548/x
  3. Step 3: Cross multiply
    56,484x = 84,726 × 19,548
  4. Step 4: Simplify right side
    56,484x = 1,656,223,848
  5. Step 5: Solve for x
    x = 1,656,223,848/56,484
  6. Step 6: Final answer
    x = 29,322

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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.