Home / 66,291.24-99,422.24-19,533.18

Finding the Fourth Proportional to 66,291.24, 99,422.24 and 19,533.18

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Solution

The fourth proportional to 66,291.24, 99,422.24 and 19,533.18 is: 29,295.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,291.24 : 99,422.24 = 19,533.18 : x
  2. Step 2: Convert to fraction form
    66,291.24/99,422.24 = 19,533.18/x
  3. Step 3: Cross multiply
    66,291.24x = 99,422.24 × 19,533.18
  4. Step 4: Simplify right side
    66,291.24x = 1,942,032,412.26
  5. Step 5: Solve for x
    x = 1,942,032,412.26/66,291.24
  6. Step 6: Final answer
    x = 29,295.46

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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.