Home / 12,465.26-18,681.62-5,061.05

Finding the Fourth Proportional to 12,465.26, 18,681.62 and 5,061.05

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Solution

The fourth proportional to 12,465.26, 18,681.62 and 5,061.05 is: 7,584.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,465.26 : 18,681.62 = 5,061.05 : x
  2. Step 2: Convert to fraction form
    12,465.26/18,681.62 = 5,061.05/x
  3. Step 3: Cross multiply
    12,465.26x = 18,681.62 × 5,061.05
  4. Step 4: Simplify right side
    12,465.26x = 94,548,494.19
  5. Step 5: Solve for x
    x = 94,548,494.19/12,465.26
  6. Step 6: Final answer
    x = 7,584.96

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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.