Home / 14,927.93-20,578.73-10,437.71

Finding the Fourth Proportional to 14,927.93, 20,578.73 and 10,437.71

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Solution

The fourth proportional to 14,927.93, 20,578.73 and 10,437.71 is: 14,388.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,927.93 : 20,578.73 = 10,437.71 : x
  2. Step 2: Convert to fraction form
    14,927.93/20,578.73 = 10,437.71/x
  3. Step 3: Cross multiply
    14,927.93x = 20,578.73 × 10,437.71
  4. Step 4: Simplify right side
    14,927.93x = 214,794,763.72
  5. Step 5: Solve for x
    x = 214,794,763.72/14,927.93
  6. Step 6: Final answer
    x = 14,388.78

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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.