Home / 52,688.10-79,036.47-17,628.06

Finding the Fourth Proportional to 52,688.10, 79,036.47 and 17,628.06

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Solution

The fourth proportional to 52,688.10, 79,036.47 and 17,628.06 is: 26,443.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,688.10 : 79,036.47 = 17,628.06 : x
  2. Step 2: Convert to fraction form
    52,688.10/79,036.47 = 17,628.06/x
  3. Step 3: Cross multiply
    52,688.10x = 79,036.47 × 17,628.06
  4. Step 4: Simplify right side
    52,688.10x = 1,393,259,635.35
  5. Step 5: Solve for x
    x = 1,393,259,635.35/52,688.10
  6. Step 6: Final answer
    x = 26,443.54

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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.