Home / 19,136.42-26,406.51-11,068.01

Finding the Fourth Proportional to 19,136.42, 26,406.51 and 11,068.01

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Solution

The fourth proportional to 19,136.42, 26,406.51 and 11,068.01 is: 15,272.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136.42 : 26,406.51 = 11,068.01 : x
  2. Step 2: Convert to fraction form
    19,136.42/26,406.51 = 11,068.01/x
  3. Step 3: Cross multiply
    19,136.42x = 26,406.51 × 11,068.01
  4. Step 4: Simplify right side
    19,136.42x = 292,267,516.75
  5. Step 5: Solve for x
    x = 292,267,516.75/19,136.42
  6. Step 6: Final answer
    x = 15,272.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.