Home / 30,036.20-41,448.28-16,606.67

Finding the Fourth Proportional to 30,036.20, 41,448.28 and 16,606.67

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Solution

The fourth proportional to 30,036.20, 41,448.28 and 16,606.67 is: 22,916.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,036.20 : 41,448.28 = 16,606.67 : x
  2. Step 2: Convert to fraction form
    30,036.20/41,448.28 = 16,606.67/x
  3. Step 3: Cross multiply
    30,036.20x = 41,448.28 × 16,606.67
  4. Step 4: Simplify right side
    30,036.20x = 688,317,908.03
  5. Step 5: Solve for x
    x = 688,317,908.03/30,036.20
  6. Step 6: Final answer
    x = 22,916.28

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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.