Home / 14,337.40-19,782.38-8,049.36

Finding the Fourth Proportional to 14,337.40, 19,782.38 and 8,049.36

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Solution

The fourth proportional to 14,337.40, 19,782.38 and 8,049.36 is: 11,106.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,337.40 : 19,782.38 = 8,049.36 : x
  2. Step 2: Convert to fraction form
    14,337.40/19,782.38 = 8,049.36/x
  3. Step 3: Cross multiply
    14,337.40x = 19,782.38 × 8,049.36
  4. Step 4: Simplify right side
    14,337.40x = 159,235,498.28
  5. Step 5: Solve for x
    x = 159,235,498.28/14,337.40
  6. Step 6: Final answer
    x = 11,106.30

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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.