Home / 26,051.88-39,136.14-15,670.92

Finding the Fourth Proportional to 26,051.88, 39,136.14 and 15,670.92

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Solution

The fourth proportional to 26,051.88, 39,136.14 and 15,670.92 is: 23,541.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,051.88 : 39,136.14 = 15,670.92 : x
  2. Step 2: Convert to fraction form
    26,051.88/39,136.14 = 15,670.92/x
  3. Step 3: Cross multiply
    26,051.88x = 39,136.14 × 15,670.92
  4. Step 4: Simplify right side
    26,051.88x = 613,299,319.05
  5. Step 5: Solve for x
    x = 613,299,319.05/26,051.88
  6. Step 6: Final answer
    x = 23,541.46

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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.