Home / 14,282.43-19,710.02-7,994.79

Finding the Fourth Proportional to 14,282.43, 19,710.02 and 7,994.79

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Solution

The fourth proportional to 14,282.43, 19,710.02 and 7,994.79 is: 11,032.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,282.43 : 19,710.02 = 7,994.79 : x
  2. Step 2: Convert to fraction form
    14,282.43/19,710.02 = 7,994.79/x
  3. Step 3: Cross multiply
    14,282.43x = 19,710.02 × 7,994.79
  4. Step 4: Simplify right side
    14,282.43x = 157,577,430.82
  5. Step 5: Solve for x
    x = 157,577,430.82/14,282.43
  6. Step 6: Final answer
    x = 11,032.96

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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.