Home / 15,035.84-20,751.12-10,846.72

Finding the Fourth Proportional to 15,035.84, 20,751.12 and 10,846.72

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Solution

The fourth proportional to 15,035.84, 20,751.12 and 10,846.72 is: 14,969.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,035.84 : 20,751.12 = 10,846.72 : x
  2. Step 2: Convert to fraction form
    15,035.84/20,751.12 = 10,846.72/x
  3. Step 3: Cross multiply
    15,035.84x = 20,751.12 × 10,846.72
  4. Step 4: Simplify right side
    15,035.84x = 225,081,588.33
  5. Step 5: Solve for x
    x = 225,081,588.33/15,035.84
  6. Step 6: Final answer
    x = 14,969.67

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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.