Home / 15,544.00-21,458.01-9,168.59

Finding the Fourth Proportional to 15,544.00, 21,458.01 and 9,168.59

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Solution

The fourth proportional to 15,544.00, 21,458.01 and 9,168.59 is: 12,656.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,544.00 : 21,458.01 = 9,168.59 : x
  2. Step 2: Convert to fraction form
    15,544.00/21,458.01 = 9,168.59/x
  3. Step 3: Cross multiply
    15,544.00x = 21,458.01 × 9,168.59
  4. Step 4: Simplify right side
    15,544.00x = 196,739,783.93
  5. Step 5: Solve for x
    x = 196,739,783.93/15,544.00
  6. Step 6: Final answer
    x = 12,656.96

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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.