Home / 13,325.58-19,966.50-4,555.71

Finding the Fourth Proportional to 13,325.58, 19,966.50 and 4,555.71

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Solution

The fourth proportional to 13,325.58, 19,966.50 and 4,555.71 is: 6,826.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325.58 : 19,966.50 = 4,555.71 : x
  2. Step 2: Convert to fraction form
    13,325.58/19,966.50 = 4,555.71/x
  3. Step 3: Cross multiply
    13,325.58x = 19,966.50 × 4,555.71
  4. Step 4: Simplify right side
    13,325.58x = 90,961,583.72
  5. Step 5: Solve for x
    x = 90,961,583.72/13,325.58
  6. Step 6: Final answer
    x = 6,826.09

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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.