Home / 14,348.72-19,815.48-11,395.76

Finding the Fourth Proportional to 14,348.72, 19,815.48 and 11,395.76

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Solution

The fourth proportional to 14,348.72, 19,815.48 and 11,395.76 is: 15,737.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,348.72 : 19,815.48 = 11,395.76 : x
  2. Step 2: Convert to fraction form
    14,348.72/19,815.48 = 11,395.76/x
  3. Step 3: Cross multiply
    14,348.72x = 19,815.48 × 11,395.76
  4. Step 4: Simplify right side
    14,348.72x = 225,812,454.36
  5. Step 5: Solve for x
    x = 225,812,454.36/14,348.72
  6. Step 6: Final answer
    x = 15,737.46

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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.