Home / 27,886.42-38,483.40-15,950.26

Finding the Fourth Proportional to 27,886.42, 38,483.40 and 15,950.26

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Solution

The fourth proportional to 27,886.42, 38,483.40 and 15,950.26 is: 22,011.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,886.42 : 38,483.40 = 15,950.26 : x
  2. Step 2: Convert to fraction form
    27,886.42/38,483.40 = 15,950.26/x
  3. Step 3: Cross multiply
    27,886.42x = 38,483.40 × 15,950.26
  4. Step 4: Simplify right side
    27,886.42x = 613,820,235.68
  5. Step 5: Solve for x
    x = 613,820,235.68/27,886.42
  6. Step 6: Final answer
    x = 22,011.44

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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.