Home / 26,430.38-39,645.64-6,708.92

Finding the Fourth Proportional to 26,430.38, 39,645.64 and 6,708.92

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Solution

The fourth proportional to 26,430.38, 39,645.64 and 6,708.92 is: 10,063.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,430.38 : 39,645.64 = 6,708.92 : x
  2. Step 2: Convert to fraction form
    26,430.38/39,645.64 = 6,708.92/x
  3. Step 3: Cross multiply
    26,430.38x = 39,645.64 × 6,708.92
  4. Step 4: Simplify right side
    26,430.38x = 265,979,427.11
  5. Step 5: Solve for x
    x = 265,979,427.11/26,430.38
  6. Step 6: Final answer
    x = 10,063.40

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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.