Home / 29,196.11-40,290.93-16,621.67

Finding the Fourth Proportional to 29,196.11, 40,290.93 and 16,621.67

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Solution

The fourth proportional to 29,196.11, 40,290.93 and 16,621.67 is: 22,938.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,196.11 : 40,290.93 = 16,621.67 : x
  2. Step 2: Convert to fraction form
    29,196.11/40,290.93 = 16,621.67/x
  3. Step 3: Cross multiply
    29,196.11x = 40,290.93 × 16,621.67
  4. Step 4: Simplify right side
    29,196.11x = 669,702,341.00
  5. Step 5: Solve for x
    x = 669,702,341.00/29,196.11
  6. Step 6: Final answer
    x = 22,938.07

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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.