Home / 19,761.32-29,501.10-19,069.17

Finding the Fourth Proportional to 19,761.32, 29,501.10 and 19,069.17

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Solution

The fourth proportional to 19,761.32, 29,501.10 and 19,069.17 is: 28,467.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,761.32 : 29,501.10 = 19,069.17 : x
  2. Step 2: Convert to fraction form
    19,761.32/29,501.10 = 19,069.17/x
  3. Step 3: Cross multiply
    19,761.32x = 29,501.10 × 19,069.17
  4. Step 4: Simplify right side
    19,761.32x = 562,561,491.09
  5. Step 5: Solve for x
    x = 562,561,491.09/19,761.32
  6. Step 6: Final answer
    x = 28,467.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.