Home / 26,136.08-39,201.06-7,417.76

Finding the Fourth Proportional to 26,136.08, 39,201.06 and 7,417.76

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Solution

The fourth proportional to 26,136.08, 39,201.06 and 7,417.76 is: 11,125.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,136.08 : 39,201.06 = 7,417.76 : x
  2. Step 2: Convert to fraction form
    26,136.08/39,201.06 = 7,417.76/x
  3. Step 3: Cross multiply
    26,136.08x = 39,201.06 × 7,417.76
  4. Step 4: Simplify right side
    26,136.08x = 290,784,054.83
  5. Step 5: Solve for x
    x = 290,784,054.83/26,136.08
  6. Step 6: Final answer
    x = 11,125.77

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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.