Home / 19,059.26-26,302.58-11,100.20

Finding the Fourth Proportional to 19,059.26, 26,302.58 and 11,100.20

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Solution

The fourth proportional to 19,059.26, 26,302.58 and 11,100.20 is: 15,318.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,059.26 : 26,302.58 = 11,100.20 : x
  2. Step 2: Convert to fraction form
    19,059.26/26,302.58 = 11,100.20/x
  3. Step 3: Cross multiply
    19,059.26x = 26,302.58 × 11,100.20
  4. Step 4: Simplify right side
    19,059.26x = 291,963,898.52
  5. Step 5: Solve for x
    x = 291,963,898.52/19,059.26
  6. Step 6: Final answer
    x = 15,318.74

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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.