Home / 10,040.14-15,039.69-4,695.67

Finding the Fourth Proportional to 10,040.14, 15,039.69 and 4,695.67

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Solution

The fourth proportional to 10,040.14, 15,039.69 and 4,695.67 is: 7,033.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.14 : 15,039.69 = 4,695.67 : x
  2. Step 2: Convert to fraction form
    10,040.14/15,039.69 = 4,695.67/x
  3. Step 3: Cross multiply
    10,040.14x = 15,039.69 × 4,695.67
  4. Step 4: Simplify right side
    10,040.14x = 70,621,421.14
  5. Step 5: Solve for x
    x = 70,621,421.14/10,040.14
  6. Step 6: Final answer
    x = 7,033.91

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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.