Home / 13,312.36-19,963.68-4,544.92

Finding the Fourth Proportional to 13,312.36, 19,963.68 and 4,544.92

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Solution

The fourth proportional to 13,312.36, 19,963.68 and 4,544.92 is: 6,815.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,312.36 : 19,963.68 = 4,544.92 : x
  2. Step 2: Convert to fraction form
    13,312.36/19,963.68 = 4,544.92/x
  3. Step 3: Cross multiply
    13,312.36x = 19,963.68 × 4,544.92
  4. Step 4: Simplify right side
    13,312.36x = 90,733,328.51
  5. Step 5: Solve for x
    x = 90,733,328.51/13,312.36
  6. Step 6: Final answer
    x = 6,815.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.