Home / 66,658.24-99,987.40-17,410.24

Finding the Fourth Proportional to 66,658.24, 99,987.40 and 17,410.24

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Solution

The fourth proportional to 66,658.24, 99,987.40 and 17,410.24 is: 26,115.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,658.24 : 99,987.40 = 17,410.24 : x
  2. Step 2: Convert to fraction form
    66,658.24/99,987.40 = 17,410.24/x
  3. Step 3: Cross multiply
    66,658.24x = 99,987.40 × 17,410.24
  4. Step 4: Simplify right side
    66,658.24x = 1,740,804,630.98
  5. Step 5: Solve for x
    x = 1,740,804,630.98/66,658.24
  6. Step 6: Final answer
    x = 26,115.37

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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.