Home / 19,586.40-27,029.08-10,633.72

Finding the Fourth Proportional to 19,586.40, 27,029.08 and 10,633.72

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Solution

The fourth proportional to 19,586.40, 27,029.08 and 10,633.72 is: 14,674.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586.40 : 27,029.08 = 10,633.72 : x
  2. Step 2: Convert to fraction form
    19,586.40/27,029.08 = 10,633.72/x
  3. Step 3: Cross multiply
    19,586.40x = 27,029.08 × 10,633.72
  4. Step 4: Simplify right side
    19,586.40x = 287,419,615.41
  5. Step 5: Solve for x
    x = 287,419,615.41/19,586.40
  6. Step 6: Final answer
    x = 14,674.45

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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.