Home / 12,995.22-19,465.62-12,061.26

Finding the Fourth Proportional to 12,995.22, 19,465.62 and 12,061.26

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Solution

The fourth proportional to 12,995.22, 19,465.62 and 12,061.26 is: 18,066.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,995.22 : 19,465.62 = 12,061.26 : x
  2. Step 2: Convert to fraction form
    12,995.22/19,465.62 = 12,061.26/x
  3. Step 3: Cross multiply
    12,995.22x = 19,465.62 × 12,061.26
  4. Step 4: Simplify right side
    12,995.22x = 234,779,903.88
  5. Step 5: Solve for x
    x = 234,779,903.88/12,995.22
  6. Step 6: Final answer
    x = 18,066.64

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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.