Home / 10,444.46-15,648.45-8,700.67

Finding the Fourth Proportional to 10,444.46, 15,648.45 and 8,700.67

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Solution

The fourth proportional to 10,444.46, 15,648.45 and 8,700.67 is: 13,035.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,444.46 : 15,648.45 = 8,700.67 : x
  2. Step 2: Convert to fraction form
    10,444.46/15,648.45 = 8,700.67/x
  3. Step 3: Cross multiply
    10,444.46x = 15,648.45 × 8,700.67
  4. Step 4: Simplify right side
    10,444.46x = 136,151,921.22
  5. Step 5: Solve for x
    x = 136,151,921.22/10,444.46
  6. Step 6: Final answer
    x = 13,035.81

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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.