Home / 14,055.24-19,397.44-7,768.82

Finding the Fourth Proportional to 14,055.24, 19,397.44 and 7,768.82

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Solution

The fourth proportional to 14,055.24, 19,397.44 and 7,768.82 is: 10,721.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055.24 : 19,397.44 = 7,768.82 : x
  2. Step 2: Convert to fraction form
    14,055.24/19,397.44 = 7,768.82/x
  3. Step 3: Cross multiply
    14,055.24x = 19,397.44 × 7,768.82
  4. Step 4: Simplify right side
    14,055.24x = 150,695,219.82
  5. Step 5: Solve for x
    x = 150,695,219.82/14,055.24
  6. Step 6: Final answer
    x = 10,721.64

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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.