Home / 17,972.67-26,926.14-13,030.05

Finding the Fourth Proportional to 17,972.67, 26,926.14 and 13,030.05

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Solution

The fourth proportional to 17,972.67, 26,926.14 and 13,030.05 is: 19,521.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972.67 : 26,926.14 = 13,030.05 : x
  2. Step 2: Convert to fraction form
    17,972.67/26,926.14 = 13,030.05/x
  3. Step 3: Cross multiply
    17,972.67x = 26,926.14 × 13,030.05
  4. Step 4: Simplify right side
    17,972.67x = 350,848,950.51
  5. Step 5: Solve for x
    x = 350,848,950.51/17,972.67
  6. Step 6: Final answer
    x = 19,521.25

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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.