Home / 15,460.96-21,347.22-9,500.62

Finding the Fourth Proportional to 15,460.96, 21,347.22 and 9,500.62

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Solution

The fourth proportional to 15,460.96, 21,347.22 and 9,500.62 is: 13,117.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,460.96 : 21,347.22 = 9,500.62 : x
  2. Step 2: Convert to fraction form
    15,460.96/21,347.22 = 9,500.62/x
  3. Step 3: Cross multiply
    15,460.96x = 21,347.22 × 9,500.62
  4. Step 4: Simplify right side
    15,460.96x = 202,811,825.28
  5. Step 5: Solve for x
    x = 202,811,825.28/15,460.96
  6. Step 6: Final answer
    x = 13,117.67

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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.