Home / 19,216.40-26,515.23-10,832.90

Finding the Fourth Proportional to 19,216.40, 26,515.23 and 10,832.90

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Solution

The fourth proportional to 19,216.40, 26,515.23 and 10,832.90 is: 14,947.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216.40 : 26,515.23 = 10,832.90 : x
  2. Step 2: Convert to fraction form
    19,216.40/26,515.23 = 10,832.90/x
  3. Step 3: Cross multiply
    19,216.40x = 26,515.23 × 10,832.90
  4. Step 4: Simplify right side
    19,216.40x = 287,236,835.07
  5. Step 5: Solve for x
    x = 287,236,835.07/19,216.40
  6. Step 6: Final answer
    x = 14,947.48

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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.