Home / 19,508.34-26,921.31-10,555.64

Finding the Fourth Proportional to 19,508.34, 26,921.31 and 10,555.64

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Solution

The fourth proportional to 19,508.34, 26,921.31 and 10,555.64 is: 14,566.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508.34 : 26,921.31 = 10,555.64 : x
  2. Step 2: Convert to fraction form
    19,508.34/26,921.31 = 10,555.64/x
  3. Step 3: Cross multiply
    19,508.34x = 26,921.31 × 10,555.64
  4. Step 4: Simplify right side
    19,508.34x = 284,171,697.60
  5. Step 5: Solve for x
    x = 284,171,697.60/19,508.34
  6. Step 6: Final answer
    x = 14,566.68

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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.