Home / 26,009.06-38,990.31-9,365.18

Finding the Fourth Proportional to 26,009.06, 38,990.31 and 9,365.18

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Solution

The fourth proportional to 26,009.06, 38,990.31 and 9,365.18 is: 14,039.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,009.06 : 38,990.31 = 9,365.18 : x
  2. Step 2: Convert to fraction form
    26,009.06/38,990.31 = 9,365.18/x
  3. Step 3: Cross multiply
    26,009.06x = 38,990.31 × 9,365.18
  4. Step 4: Simplify right side
    26,009.06x = 365,151,271.41
  5. Step 5: Solve for x
    x = 365,151,271.41/26,009.06
  6. Step 6: Final answer
    x = 14,039.39

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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.