Home / 19,154.52-26,435.70-10,772.64

Finding the Fourth Proportional to 19,154.52, 26,435.70 and 10,772.64

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Solution

The fourth proportional to 19,154.52, 26,435.70 and 10,772.64 is: 14,867.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,154.52 : 26,435.70 = 10,772.64 : x
  2. Step 2: Convert to fraction form
    19,154.52/26,435.70 = 10,772.64/x
  3. Step 3: Cross multiply
    19,154.52x = 26,435.70 × 10,772.64
  4. Step 4: Simplify right side
    19,154.52x = 284,782,279.25
  5. Step 5: Solve for x
    x = 284,782,279.25/19,154.52
  6. Step 6: Final answer
    x = 14,867.63

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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.