Home / 13,106.02-19,558.39-11,704.72

Finding the Fourth Proportional to 13,106.02, 19,558.39 and 11,704.72

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Solution

The fourth proportional to 13,106.02, 19,558.39 and 11,704.72 is: 17,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106.02 : 19,558.39 = 11,704.72 : x
  2. Step 2: Convert to fraction form
    13,106.02/19,558.39 = 11,704.72/x
  3. Step 3: Cross multiply
    13,106.02x = 19,558.39 × 11,704.72
  4. Step 4: Simplify right side
    13,106.02x = 228,925,478.60
  5. Step 5: Solve for x
    x = 228,925,478.60/13,106.02
  6. Step 6: Final answer
    x = 17,467.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.