Home / 30,154.04-41,615.14-16,729.62

Finding the Fourth Proportional to 30,154.04, 41,615.14 and 16,729.62

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Solution

The fourth proportional to 30,154.04, 41,615.14 and 16,729.62 is: 23,088.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,154.04 : 41,615.14 = 16,729.62 : x
  2. Step 2: Convert to fraction form
    30,154.04/41,615.14 = 16,729.62/x
  3. Step 3: Cross multiply
    30,154.04x = 41,615.14 × 16,729.62
  4. Step 4: Simplify right side
    30,154.04x = 696,205,478.45
  5. Step 5: Solve for x
    x = 696,205,478.45/30,154.04
  6. Step 6: Final answer
    x = 23,088.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.