Home / 19,613.24-27,055.32-12,054.32

Finding the Fourth Proportional to 19,613.24, 27,055.32 and 12,054.32

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Solution

The fourth proportional to 19,613.24, 27,055.32 and 12,054.32 is: 16,628.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,613.24 : 27,055.32 = 12,054.32 : x
  2. Step 2: Convert to fraction form
    19,613.24/27,055.32 = 12,054.32/x
  3. Step 3: Cross multiply
    19,613.24x = 27,055.32 × 12,054.32
  4. Step 4: Simplify right side
    19,613.24x = 326,133,484.98
  5. Step 5: Solve for x
    x = 326,133,484.98/19,613.24
  6. Step 6: Final answer
    x = 16,628.23

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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.