Home / 14,001.84-19,322.47-7,628.41

Finding the Fourth Proportional to 14,001.84, 19,322.47 and 7,628.41

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Solution

The fourth proportional to 14,001.84, 19,322.47 and 7,628.41 is: 10,527.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.84 : 19,322.47 = 7,628.41 : x
  2. Step 2: Convert to fraction form
    14,001.84/19,322.47 = 7,628.41/x
  3. Step 3: Cross multiply
    14,001.84x = 19,322.47 × 7,628.41
  4. Step 4: Simplify right side
    14,001.84x = 147,399,694.14
  5. Step 5: Solve for x
    x = 147,399,694.14/14,001.84
  6. Step 6: Final answer
    x = 10,527.17

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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.