Home / 26,309.48-39,458.40-7,585.36

Finding the Fourth Proportional to 26,309.48, 39,458.40 and 7,585.36

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Solution

The fourth proportional to 26,309.48, 39,458.40 and 7,585.36 is: 11,376.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,309.48 : 39,458.40 = 7,585.36 : x
  2. Step 2: Convert to fraction form
    26,309.48/39,458.40 = 7,585.36/x
  3. Step 3: Cross multiply
    26,309.48x = 39,458.40 × 7,585.36
  4. Step 4: Simplify right side
    26,309.48x = 299,306,169.02
  5. Step 5: Solve for x
    x = 299,306,169.02/26,309.48
  6. Step 6: Final answer
    x = 11,376.36

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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.