Home / 19,736.01-27,235.53-10,783.53

Finding the Fourth Proportional to 19,736.01, 27,235.53 and 10,783.53

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Solution

The fourth proportional to 19,736.01, 27,235.53 and 10,783.53 is: 14,881.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,736.01 : 27,235.53 = 10,783.53 : x
  2. Step 2: Convert to fraction form
    19,736.01/27,235.53 = 10,783.53/x
  3. Step 3: Cross multiply
    19,736.01x = 27,235.53 × 10,783.53
  4. Step 4: Simplify right side
    19,736.01x = 293,695,154.82
  5. Step 5: Solve for x
    x = 293,695,154.82/19,736.01
  6. Step 6: Final answer
    x = 14,881.18

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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.