Home / 14,577.24-20,123.44-11,395.16

Finding the Fourth Proportional to 14,577.24, 20,123.44 and 11,395.16

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Solution

The fourth proportional to 14,577.24, 20,123.44 and 11,395.16 is: 15,730.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,577.24 : 20,123.44 = 11,395.16 : x
  2. Step 2: Convert to fraction form
    14,577.24/20,123.44 = 11,395.16/x
  3. Step 3: Cross multiply
    14,577.24x = 20,123.44 × 11,395.16
  4. Step 4: Simplify right side
    14,577.24x = 229,309,818.55
  5. Step 5: Solve for x
    x = 229,309,818.55/14,577.24
  6. Step 6: Final answer
    x = 15,730.67

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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.