Home / 19,700.26-29,533.80-9,164.92

Finding the Fourth Proportional to 19,700.26, 29,533.80 and 9,164.92

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Solution

The fourth proportional to 19,700.26, 29,533.80 and 9,164.92 is: 13,739.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,700.26 : 29,533.80 = 9,164.92 : x
  2. Step 2: Convert to fraction form
    19,700.26/29,533.80 = 9,164.92/x
  3. Step 3: Cross multiply
    19,700.26x = 29,533.80 × 9,164.92
  4. Step 4: Simplify right side
    19,700.26x = 270,674,914.30
  5. Step 5: Solve for x
    x = 270,674,914.30/19,700.26
  6. Step 6: Final answer
    x = 13,739.66

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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.