Home / 19,973.15-27,562.84-10,898.51

Finding the Fourth Proportional to 19,973.15, 27,562.84 and 10,898.51

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Solution

The fourth proportional to 19,973.15, 27,562.84 and 10,898.51 is: 15,039.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973.15 : 27,562.84 = 10,898.51 : x
  2. Step 2: Convert to fraction form
    19,973.15/27,562.84 = 10,898.51/x
  3. Step 3: Cross multiply
    19,973.15x = 27,562.84 × 10,898.51
  4. Step 4: Simplify right side
    19,973.15x = 300,393,914.61
  5. Step 5: Solve for x
    x = 300,393,914.61/19,973.15
  6. Step 6: Final answer
    x = 15,039.88

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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.