Home / 19,572.35-27,008.89-10,619.63

Finding the Fourth Proportional to 19,572.35, 27,008.89 and 10,619.63

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Solution

The fourth proportional to 19,572.35, 27,008.89 and 10,619.63 is: 14,654.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572.35 : 27,008.89 = 10,619.63 : x
  2. Step 2: Convert to fraction form
    19,572.35/27,008.89 = 10,619.63/x
  3. Step 3: Cross multiply
    19,572.35x = 27,008.89 × 10,619.63
  4. Step 4: Simplify right side
    19,572.35x = 286,824,256.92
  5. Step 5: Solve for x
    x = 286,824,256.92/19,572.35
  6. Step 6: Final answer
    x = 14,654.56

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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.