Home / 19,352.64-26,698.94-12,636.12

Finding the Fourth Proportional to 19,352.64, 26,698.94 and 12,636.12

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Solution

The fourth proportional to 19,352.64, 26,698.94 and 12,636.12 is: 17,432.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,352.64 : 26,698.94 = 12,636.12 : x
  2. Step 2: Convert to fraction form
    19,352.64/26,698.94 = 12,636.12/x
  3. Step 3: Cross multiply
    19,352.64x = 26,698.94 × 12,636.12
  4. Step 4: Simplify right side
    19,352.64x = 337,371,009.71
  5. Step 5: Solve for x
    x = 337,371,009.71/19,352.64
  6. Step 6: Final answer
    x = 17,432.82

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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.