Home / 14,560.55-20,102.75-10,082.67

Finding the Fourth Proportional to 14,560.55, 20,102.75 and 10,082.67

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Solution

The fourth proportional to 14,560.55, 20,102.75 and 10,082.67 is: 13,920.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,560.55 : 20,102.75 = 10,082.67 : x
  2. Step 2: Convert to fraction form
    14,560.55/20,102.75 = 10,082.67/x
  3. Step 3: Cross multiply
    14,560.55x = 20,102.75 × 10,082.67
  4. Step 4: Simplify right side
    14,560.55x = 202,689,394.34
  5. Step 5: Solve for x
    x = 202,689,394.34/14,560.55
  6. Step 6: Final answer
    x = 13,920.45

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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.