Home / 46,428.38-69,654.35-21,486.39

Finding the Fourth Proportional to 46,428.38, 69,654.35 and 21,486.39

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Solution

The fourth proportional to 46,428.38, 69,654.35 and 21,486.39 is: 32,235.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,428.38 : 69,654.35 = 21,486.39 : x
  2. Step 2: Convert to fraction form
    46,428.38/69,654.35 = 21,486.39/x
  3. Step 3: Cross multiply
    46,428.38x = 69,654.35 × 21,486.39
  4. Step 4: Simplify right side
    46,428.38x = 1,496,620,529.30
  5. Step 5: Solve for x
    x = 1,496,620,529.30/46,428.38
  6. Step 6: Final answer
    x = 32,235.04

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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.