Home / 46,281.96-69,423-11,221.56

Finding the Fourth Proportional to 46,281.96, 69,423 and 11,221.56

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Solution

The fourth proportional to 46,281.96, 69,423 and 11,221.56 is: 16,832.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,281.96 : 69,423 = 11,221.56 : x
  2. Step 2: Convert to fraction form
    46,281.96/69,423 = 11,221.56/x
  3. Step 3: Cross multiply
    46,281.96x = 69,423 × 11,221.56
  4. Step 4: Simplify right side
    46,281.96x = 779,034,359.88
  5. Step 5: Solve for x
    x = 779,034,359.88/46,281.96
  6. Step 6: Final answer
    x = 16,832.35

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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.