Home / 19,752.53-29,627.78-14,215.77

Finding the Fourth Proportional to 19,752.53, 29,627.78 and 14,215.77

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Solution

The fourth proportional to 19,752.53, 29,627.78 and 14,215.77 is: 21,322.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,752.53 : 29,627.78 = 14,215.77 : x
  2. Step 2: Convert to fraction form
    19,752.53/29,627.78 = 14,215.77/x
  3. Step 3: Cross multiply
    19,752.53x = 29,627.78 × 14,215.77
  4. Step 4: Simplify right side
    19,752.53x = 421,181,635.01
  5. Step 5: Solve for x
    x = 421,181,635.01/19,752.53
  6. Step 6: Final answer
    x = 21,322.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.