Home / 26,020.08-39,030.60-9,381.36

Finding the Fourth Proportional to 26,020.08, 39,030.60 and 9,381.36

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Solution

The fourth proportional to 26,020.08, 39,030.60 and 9,381.36 is: 14,072.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,020.08 : 39,030.60 = 9,381.36 : x
  2. Step 2: Convert to fraction form
    26,020.08/39,030.60 = 9,381.36/x
  3. Step 3: Cross multiply
    26,020.08x = 39,030.60 × 9,381.36
  4. Step 4: Simplify right side
    26,020.08x = 366,160,109.62
  5. Step 5: Solve for x
    x = 366,160,109.62/26,020.08
  6. Step 6: Final answer
    x = 14,072.21

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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.