Home / 30,740.04-46,073.58-13,172.76

Finding the Fourth Proportional to 30,740.04, 46,073.58 and 13,172.76

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Solution

The fourth proportional to 30,740.04, 46,073.58 and 13,172.76 is: 19,743.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,740.04 : 46,073.58 = 13,172.76 : x
  2. Step 2: Convert to fraction form
    30,740.04/46,073.58 = 13,172.76/x
  3. Step 3: Cross multiply
    30,740.04x = 46,073.58 × 13,172.76
  4. Step 4: Simplify right side
    30,740.04x = 606,916,211.68
  5. Step 5: Solve for x
    x = 606,916,211.68/30,740.04
  6. Step 6: Final answer
    x = 19,743.51

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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.