Home / 30,933.92-46,368.37-19,697.89

Finding the Fourth Proportional to 30,933.92, 46,368.37 and 19,697.89

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Solution

The fourth proportional to 30,933.92, 46,368.37 and 19,697.89 is: 29,526.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,933.92 : 46,368.37 = 19,697.89 : x
  2. Step 2: Convert to fraction form
    30,933.92/46,368.37 = 19,697.89/x
  3. Step 3: Cross multiply
    30,933.92x = 46,368.37 × 19,697.89
  4. Step 4: Simplify right side
    30,933.92x = 913,358,721.41
  5. Step 5: Solve for x
    x = 913,358,721.41/30,933.92
  6. Step 6: Final answer
    x = 29,526.13

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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.