Home / 46,262.60-69,344.20-19,979.72

Finding the Fourth Proportional to 46,262.60, 69,344.20 and 19,979.72

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Solution

The fourth proportional to 46,262.60, 69,344.20 and 19,979.72 is: 29,948.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,262.60 : 69,344.20 = 19,979.72 : x
  2. Step 2: Convert to fraction form
    46,262.60/69,344.20 = 19,979.72/x
  3. Step 3: Cross multiply
    46,262.60x = 69,344.20 × 19,979.72
  4. Step 4: Simplify right side
    46,262.60x = 1,385,477,699.62
  5. Step 5: Solve for x
    x = 1,385,477,699.62/46,262.60
  6. Step 6: Final answer
    x = 29,948.12

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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.