Home / 29,189.58-40,282.11-16,615.50

Finding the Fourth Proportional to 29,189.58, 40,282.11 and 16,615.50

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Solution

The fourth proportional to 29,189.58, 40,282.11 and 16,615.50 is: 22,929.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,189.58 : 40,282.11 = 16,615.50 : x
  2. Step 2: Convert to fraction form
    29,189.58/40,282.11 = 16,615.50/x
  3. Step 3: Cross multiply
    29,189.58x = 40,282.11 × 16,615.50
  4. Step 4: Simplify right side
    29,189.58x = 669,307,398.71
  5. Step 5: Solve for x
    x = 669,307,398.71/29,189.58
  6. Step 6: Final answer
    x = 22,929.67

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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.