Home / 26,378.64-39,567.96-10,590.88

Finding the Fourth Proportional to 26,378.64, 39,567.96 and 10,590.88

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Solution

The fourth proportional to 26,378.64, 39,567.96 and 10,590.88 is: 15,886.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,378.64 : 39,567.96 = 10,590.88 : x
  2. Step 2: Convert to fraction form
    26,378.64/39,567.96 = 10,590.88/x
  3. Step 3: Cross multiply
    26,378.64x = 39,567.96 × 10,590.88
  4. Step 4: Simplify right side
    26,378.64x = 419,059,516.20
  5. Step 5: Solve for x
    x = 419,059,516.20/26,378.64
  6. Step 6: Final answer
    x = 15,886.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.