Home / 14,054.76-19,395.45-7,767.09

Finding the Fourth Proportional to 14,054.76, 19,395.45 and 7,767.09

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Solution

The fourth proportional to 14,054.76, 19,395.45 and 7,767.09 is: 10,718.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.76 : 19,395.45 = 7,767.09 : x
  2. Step 2: Convert to fraction form
    14,054.76/19,395.45 = 7,767.09/x
  3. Step 3: Cross multiply
    14,054.76x = 19,395.45 × 7,767.09
  4. Step 4: Simplify right side
    14,054.76x = 150,646,205.74
  5. Step 5: Solve for x
    x = 150,646,205.74/14,054.76
  6. Step 6: Final answer
    x = 10,718.52

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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.