Home / 46,423.10-69,540.99-21,428.44

Finding the Fourth Proportional to 46,423.10, 69,540.99 and 21,428.44

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Solution

The fourth proportional to 46,423.10, 69,540.99 and 21,428.44 is: 32,099.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,423.10 : 69,540.99 = 21,428.44 : x
  2. Step 2: Convert to fraction form
    46,423.10/69,540.99 = 21,428.44/x
  3. Step 3: Cross multiply
    46,423.10x = 69,540.99 × 21,428.44
  4. Step 4: Simplify right side
    46,423.10x = 1,490,154,677.55
  5. Step 5: Solve for x
    x = 1,490,154,677.55/46,423.10
  6. Step 6: Final answer
    x = 32,099.42

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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.