Home / 26,102.34-36,019.26-15,347.67

Finding the Fourth Proportional to 26,102.34, 36,019.26 and 15,347.67

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Solution

The fourth proportional to 26,102.34, 36,019.26 and 15,347.67 is: 21,178.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,102.34 : 36,019.26 = 15,347.67 : x
  2. Step 2: Convert to fraction form
    26,102.34/36,019.26 = 15,347.67/x
  3. Step 3: Cross multiply
    26,102.34x = 36,019.26 × 15,347.67
  4. Step 4: Simplify right side
    26,102.34x = 552,811,581.05
  5. Step 5: Solve for x
    x = 552,811,581.05/26,102.34
  6. Step 6: Final answer
    x = 21,178.62

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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.