Home / 19,137.12-26,433.72-14,633.52

Finding the Fourth Proportional to 19,137.12, 26,433.72 and 14,633.52

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Solution

The fourth proportional to 19,137.12, 26,433.72 and 14,633.52 is: 20,212.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,137.12 : 26,433.72 = 14,633.52 : x
  2. Step 2: Convert to fraction form
    19,137.12/26,433.72 = 14,633.52/x
  3. Step 3: Cross multiply
    19,137.12x = 26,433.72 × 14,633.52
  4. Step 4: Simplify right side
    19,137.12x = 386,818,370.29
  5. Step 5: Solve for x
    x = 386,818,370.29/19,137.12
  6. Step 6: Final answer
    x = 20,212.99

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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.