Home / 26,308.06-39,460.80-9,666.81

Finding the Fourth Proportional to 26,308.06, 39,460.80 and 9,666.81

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Solution

The fourth proportional to 26,308.06, 39,460.80 and 9,666.81 is: 14,499.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,308.06 : 39,460.80 = 9,666.81 : x
  2. Step 2: Convert to fraction form
    26,308.06/39,460.80 = 9,666.81/x
  3. Step 3: Cross multiply
    26,308.06x = 39,460.80 × 9,666.81
  4. Step 4: Simplify right side
    26,308.06x = 381,460,092.30
  5. Step 5: Solve for x
    x = 381,460,092.30/26,308.06
  6. Step 6: Final answer
    x = 14,499.74

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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.