Home / 26,020.56-39,026.40-9,377.28

Finding the Fourth Proportional to 26,020.56, 39,026.40 and 9,377.28

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Solution

The fourth proportional to 26,020.56, 39,026.40 and 9,377.28 is: 14,064.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,020.56 : 39,026.40 = 9,377.28 : x
  2. Step 2: Convert to fraction form
    26,020.56/39,026.40 = 9,377.28/x
  3. Step 3: Cross multiply
    26,020.56x = 39,026.40 × 9,377.28
  4. Step 4: Simplify right side
    26,020.56x = 365,961,480.19
  5. Step 5: Solve for x
    x = 365,961,480.19/26,020.56
  6. Step 6: Final answer
    x = 14,064.32

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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.