Home / 19,591.29-29,390.58-8,495.91

Finding the Fourth Proportional to 19,591.29, 29,390.58 and 8,495.91

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Solution

The fourth proportional to 19,591.29, 29,390.58 and 8,495.91 is: 12,745.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,591.29 : 29,390.58 = 8,495.91 : x
  2. Step 2: Convert to fraction form
    19,591.29/29,390.58 = 8,495.91/x
  3. Step 3: Cross multiply
    19,591.29x = 29,390.58 × 8,495.91
  4. Step 4: Simplify right side
    19,591.29x = 249,699,722.53
  5. Step 5: Solve for x
    x = 249,699,722.53/19,591.29
  6. Step 6: Final answer
    x = 12,745.45

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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.