Home / 14,513.41-20,019.99-9,127.32

Finding the Fourth Proportional to 14,513.41, 20,019.99 and 9,127.32

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Solution

The fourth proportional to 14,513.41, 20,019.99 and 9,127.32 is: 12,590.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,513.41 : 20,019.99 = 9,127.32 : x
  2. Step 2: Convert to fraction form
    14,513.41/20,019.99 = 9,127.32/x
  3. Step 3: Cross multiply
    14,513.41x = 20,019.99 × 9,127.32
  4. Step 4: Simplify right side
    14,513.41x = 182,728,855.13
  5. Step 5: Solve for x
    x = 182,728,855.13/14,513.41
  6. Step 6: Final answer
    x = 12,590.35

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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.