Home / 19,597.55-27,045.05-11,639.79

Finding the Fourth Proportional to 19,597.55, 27,045.05 and 11,639.79

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Solution

The fourth proportional to 19,597.55, 27,045.05 and 11,639.79 is: 16,063.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,597.55 : 27,045.05 = 11,639.79 : x
  2. Step 2: Convert to fraction form
    19,597.55/27,045.05 = 11,639.79/x
  3. Step 3: Cross multiply
    19,597.55x = 27,045.05 × 11,639.79
  4. Step 4: Simplify right side
    19,597.55x = 314,798,644.34
  5. Step 5: Solve for x
    x = 314,798,644.34/19,597.55
  6. Step 6: Final answer
    x = 16,063.17

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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.