Home / 52,647.47-78,924.27-19,359.51

Finding the Fourth Proportional to 52,647.47, 78,924.27 and 19,359.51

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Solution

The fourth proportional to 52,647.47, 78,924.27 and 19,359.51 is: 29,022.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,647.47 : 78,924.27 = 19,359.51 : x
  2. Step 2: Convert to fraction form
    52,647.47/78,924.27 = 19,359.51/x
  3. Step 3: Cross multiply
    52,647.47x = 78,924.27 × 19,359.51
  4. Step 4: Simplify right side
    52,647.47x = 1,527,934,970.94
  5. Step 5: Solve for x
    x = 1,527,934,970.94/52,647.47
  6. Step 6: Final answer
    x = 29,022.00

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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.