Home / 17,955.29-26,892.83-13,013.58

Finding the Fourth Proportional to 17,955.29, 26,892.83 and 13,013.58

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Solution

The fourth proportional to 17,955.29, 26,892.83 and 13,013.58 is: 19,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,955.29 : 26,892.83 = 13,013.58 : x
  2. Step 2: Convert to fraction form
    17,955.29/26,892.83 = 13,013.58/x
  3. Step 3: Cross multiply
    17,955.29x = 26,892.83 × 13,013.58
  4. Step 4: Simplify right side
    17,955.29x = 349,971,903.54
  5. Step 5: Solve for x
    x = 349,971,903.54/17,955.29
  6. Step 6: Final answer
    x = 19,491.30

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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.