Home / 26,666.37-40,008.20-9,136.35

Finding the Fourth Proportional to 26,666.37, 40,008.20 and 9,136.35

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Solution

The fourth proportional to 26,666.37, 40,008.20 and 9,136.35 is: 13,707.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,666.37 : 40,008.20 = 9,136.35 : x
  2. Step 2: Convert to fraction form
    26,666.37/40,008.20 = 9,136.35/x
  3. Step 3: Cross multiply
    26,666.37x = 40,008.20 × 9,136.35
  4. Step 4: Simplify right side
    26,666.37x = 365,528,872.39
  5. Step 5: Solve for x
    x = 365,528,872.39/26,666.37
  6. Step 6: Final answer
    x = 13,707.49

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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.