Home / 46,211.60-69,316.38-12,930.99

Finding the Fourth Proportional to 46,211.60, 69,316.38 and 12,930.99

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Solution

The fourth proportional to 46,211.60, 69,316.38 and 12,930.99 is: 19,396.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,211.60 : 69,316.38 = 12,930.99 : x
  2. Step 2: Convert to fraction form
    46,211.60/69,316.38 = 12,930.99/x
  3. Step 3: Cross multiply
    46,211.60x = 69,316.38 × 12,930.99
  4. Step 4: Simplify right side
    46,211.60x = 896,329,416.62
  5. Step 5: Solve for x
    x = 896,329,416.62/46,211.60
  6. Step 6: Final answer
    x = 19,396.20

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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.