Home / 15,698.00-21,663.14-9,410.37

Finding the Fourth Proportional to 15,698.00, 21,663.14 and 9,410.37

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Solution

The fourth proportional to 15,698.00, 21,663.14 and 9,410.37 is: 12,986.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,698.00 : 21,663.14 = 9,410.37 : x
  2. Step 2: Convert to fraction form
    15,698.00/21,663.14 = 9,410.37/x
  3. Step 3: Cross multiply
    15,698.00x = 21,663.14 × 9,410.37
  4. Step 4: Simplify right side
    15,698.00x = 203,858,115.71
  5. Step 5: Solve for x
    x = 203,858,115.71/15,698.00
  6. Step 6: Final answer
    x = 12,986.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.