Home / 17,870.22-26,807.81-10,377.32

Finding the Fourth Proportional to 17,870.22, 26,807.81 and 10,377.32

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Solution

The fourth proportional to 17,870.22, 26,807.81 and 10,377.32 is: 15,567.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,870.22 : 26,807.81 = 10,377.32 : x
  2. Step 2: Convert to fraction form
    17,870.22/26,807.81 = 10,377.32/x
  3. Step 3: Cross multiply
    17,870.22x = 26,807.81 × 10,377.32
  4. Step 4: Simplify right side
    17,870.22x = 278,193,036.94
  5. Step 5: Solve for x
    x = 278,193,036.94/17,870.22
  6. Step 6: Final answer
    x = 15,567.41

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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.