Home / 51,654.08-77,485.44-18,392.24

Finding the Fourth Proportional to 51,654.08, 77,485.44 and 18,392.24

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Solution

The fourth proportional to 51,654.08, 77,485.44 and 18,392.24 is: 27,589.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,654.08 : 77,485.44 = 18,392.24 : x
  2. Step 2: Convert to fraction form
    51,654.08/77,485.44 = 18,392.24/x
  3. Step 3: Cross multiply
    51,654.08x = 77,485.44 × 18,392.24
  4. Step 4: Simplify right side
    51,654.08x = 1,425,130,808.99
  5. Step 5: Solve for x
    x = 1,425,130,808.99/51,654.08
  6. Step 6: Final answer
    x = 27,589.90

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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.