Home / 13,624.77-20,445.05-5,726.67

Finding the Fourth Proportional to 13,624.77, 20,445.05 and 5,726.67

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Solution

The fourth proportional to 13,624.77, 20,445.05 and 5,726.67 is: 8,593.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,624.77 : 20,445.05 = 5,726.67 : x
  2. Step 2: Convert to fraction form
    13,624.77/20,445.05 = 5,726.67/x
  3. Step 3: Cross multiply
    13,624.77x = 20,445.05 × 5,726.67
  4. Step 4: Simplify right side
    13,624.77x = 117,082,054.48
  5. Step 5: Solve for x
    x = 117,082,054.48/13,624.77
  6. Step 6: Final answer
    x = 8,593.32

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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.