Home / 52,674.05-79,011.15-21,509.30

Finding the Fourth Proportional to 52,674.05, 79,011.15 and 21,509.30

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Solution

The fourth proportional to 52,674.05, 79,011.15 and 21,509.30 is: 32,263.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,674.05 : 79,011.15 = 21,509.30 : x
  2. Step 2: Convert to fraction form
    52,674.05/79,011.15 = 21,509.30/x
  3. Step 3: Cross multiply
    52,674.05x = 79,011.15 × 21,509.30
  4. Step 4: Simplify right side
    52,674.05x = 1,699,474,201.13
  5. Step 5: Solve for x
    x = 1,699,474,201.13/52,674.05
  6. Step 6: Final answer
    x = 32,263.98

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1.5x scale

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.