Home / 19,459.67-26,860.68-14,422.28

Finding the Fourth Proportional to 19,459.67, 26,860.68 and 14,422.28

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Solution

The fourth proportional to 19,459.67, 26,860.68 and 14,422.28 is: 19,907.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,459.67 : 26,860.68 = 14,422.28 : x
  2. Step 2: Convert to fraction form
    19,459.67/26,860.68 = 14,422.28/x
  3. Step 3: Cross multiply
    19,459.67x = 26,860.68 × 14,422.28
  4. Step 4: Simplify right side
    19,459.67x = 387,392,113.65
  5. Step 5: Solve for x
    x = 387,392,113.65/19,459.67
  6. Step 6: Final answer
    x = 19,907.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.