Home / 26,445.38-39,667.41-6,455.01

Finding the Fourth Proportional to 26,445.38, 39,667.41 and 6,455.01

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Solution

The fourth proportional to 26,445.38, 39,667.41 and 6,455.01 is: 9,682.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,445.38 : 39,667.41 = 6,455.01 : x
  2. Step 2: Convert to fraction form
    26,445.38/39,667.41 = 6,455.01/x
  3. Step 3: Cross multiply
    26,445.38x = 39,667.41 × 6,455.01
  4. Step 4: Simplify right side
    26,445.38x = 256,053,528.22
  5. Step 5: Solve for x
    x = 256,053,528.22/26,445.38
  6. Step 6: Final answer
    x = 9,682.35

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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.