Home / 19,810.46-29,713.89-7,330.59

Finding the Fourth Proportional to 19,810.46, 29,713.89 and 7,330.59

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Solution

The fourth proportional to 19,810.46, 29,713.89 and 7,330.59 is: 10,995.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,810.46 : 29,713.89 = 7,330.59 : x
  2. Step 2: Convert to fraction form
    19,810.46/29,713.89 = 7,330.59/x
  3. Step 3: Cross multiply
    19,810.46x = 29,713.89 × 7,330.59
  4. Step 4: Simplify right side
    19,810.46x = 217,820,344.90
  5. Step 5: Solve for x
    x = 217,820,344.90/19,810.46
  6. Step 6: Final answer
    x = 10,995.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.