Home / 14,041.80-19,377.69-7,754.22

Finding the Fourth Proportional to 14,041.80, 19,377.69 and 7,754.22

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Solution

The fourth proportional to 14,041.80, 19,377.69 and 7,754.22 is: 10,700.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041.80 : 19,377.69 = 7,754.22 : x
  2. Step 2: Convert to fraction form
    14,041.80/19,377.69 = 7,754.22/x
  3. Step 3: Cross multiply
    14,041.80x = 19,377.69 × 7,754.22
  4. Step 4: Simplify right side
    14,041.80x = 150,258,871.35
  5. Step 5: Solve for x
    x = 150,258,871.35/14,041.80
  6. Step 6: Final answer
    x = 10,700.83

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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.