Home / 23,436.78-32,342.64-12,826.32

Finding the Fourth Proportional to 23,436.78, 32,342.64 and 12,826.32

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Solution

The fourth proportional to 23,436.78, 32,342.64 and 12,826.32 is: 17,700.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,436.78 : 32,342.64 = 12,826.32 : x
  2. Step 2: Convert to fraction form
    23,436.78/32,342.64 = 12,826.32/x
  3. Step 3: Cross multiply
    23,436.78x = 32,342.64 × 12,826.32
  4. Step 4: Simplify right side
    23,436.78x = 414,837,050.28
  5. Step 5: Solve for x
    x = 414,837,050.28/23,436.78
  6. Step 6: Final answer
    x = 17,700.26

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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.