Home / 19,575.81-27,014.70-10,623.31

Finding the Fourth Proportional to 19,575.81, 27,014.70 and 10,623.31

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Solution

The fourth proportional to 19,575.81, 27,014.70 and 10,623.31 is: 14,660.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,575.81 : 27,014.70 = 10,623.31 : x
  2. Step 2: Convert to fraction form
    19,575.81/27,014.70 = 10,623.31/x
  3. Step 3: Cross multiply
    19,575.81x = 27,014.70 × 10,623.31
  4. Step 4: Simplify right side
    19,575.81x = 286,985,568.56
  5. Step 5: Solve for x
    x = 286,985,568.56/19,575.81
  6. Step 6: Final answer
    x = 14,660.22

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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.