Home / 19,343.09-29,013.66-5,302.88

Finding the Fourth Proportional to 19,343.09, 29,013.66 and 5,302.88

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Solution

The fourth proportional to 19,343.09, 29,013.66 and 5,302.88 is: 7,954.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,343.09 : 29,013.66 = 5,302.88 : x
  2. Step 2: Convert to fraction form
    19,343.09/29,013.66 = 5,302.88/x
  3. Step 3: Cross multiply
    19,343.09x = 29,013.66 × 5,302.88
  4. Step 4: Simplify right side
    19,343.09x = 153,856,084.28
  5. Step 5: Solve for x
    x = 153,856,084.28/19,343.09
  6. Step 6: Final answer
    x = 7,954.06

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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.