Home / 52,698.03-79,047.18-21,533.28

Finding the Fourth Proportional to 52,698.03, 79,047.18 and 21,533.28

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Solution

The fourth proportional to 52,698.03, 79,047.18 and 21,533.28 is: 32,299.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,698.03 : 79,047.18 = 21,533.28 : x
  2. Step 2: Convert to fraction form
    52,698.03/79,047.18 = 21,533.28/x
  3. Step 3: Cross multiply
    52,698.03x = 79,047.18 × 21,533.28
  4. Step 4: Simplify right side
    52,698.03x = 1,702,145,060.15
  5. Step 5: Solve for x
    x = 1,702,145,060.15/52,698.03
  6. Step 6: Final answer
    x = 32,299.98

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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.