Home / 13,161.44-19,752.64-6,925.08

Finding the Fourth Proportional to 13,161.44, 19,752.64 and 6,925.08

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Solution

The fourth proportional to 13,161.44, 19,752.64 and 6,925.08 is: 10,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,161.44 : 19,752.64 = 6,925.08 : x
  2. Step 2: Convert to fraction form
    13,161.44/19,752.64 = 6,925.08/x
  3. Step 3: Cross multiply
    13,161.44x = 19,752.64 × 6,925.08
  4. Step 4: Simplify right side
    13,161.44x = 136,788,612.21
  5. Step 5: Solve for x
    x = 136,788,612.21/13,161.44
  6. Step 6: Final answer
    x = 10,393.13

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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.