Home / 19,052.26-26,299.02-15,509.32

Finding the Fourth Proportional to 19,052.26, 26,299.02 and 15,509.32

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Solution

The fourth proportional to 19,052.26, 26,299.02 and 15,509.32 is: 21,408.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,052.26 : 26,299.02 = 15,509.32 : x
  2. Step 2: Convert to fraction form
    19,052.26/26,299.02 = 15,509.32/x
  3. Step 3: Cross multiply
    19,052.26x = 26,299.02 × 15,509.32
  4. Step 4: Simplify right side
    19,052.26x = 407,879,916.87
  5. Step 5: Solve for x
    x = 407,879,916.87/19,052.26
  6. Step 6: Final answer
    x = 21,408.48

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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.