Home / 19,384.55-29,053.36-8,840.14

Finding the Fourth Proportional to 19,384.55, 29,053.36 and 8,840.14

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Solution

The fourth proportional to 19,384.55, 29,053.36 and 8,840.14 is: 13,249.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,384.55 : 29,053.36 = 8,840.14 : x
  2. Step 2: Convert to fraction form
    19,384.55/29,053.36 = 8,840.14/x
  3. Step 3: Cross multiply
    19,384.55x = 29,053.36 × 8,840.14
  4. Step 4: Simplify right side
    19,384.55x = 256,835,708.29
  5. Step 5: Solve for x
    x = 256,835,708.29/19,384.55
  6. Step 6: Final answer
    x = 13,249.51

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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.