Home / 28,847.21-39,803.13-17,510.38

Finding the Fourth Proportional to 28,847.21, 39,803.13 and 17,510.38

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Solution

The fourth proportional to 28,847.21, 39,803.13 and 17,510.38 is: 24,160.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,847.21 : 39,803.13 = 17,510.38 : x
  2. Step 2: Convert to fraction form
    28,847.21/39,803.13 = 17,510.38/x
  3. Step 3: Cross multiply
    28,847.21x = 39,803.13 × 17,510.38
  4. Step 4: Simplify right side
    28,847.21x = 696,967,831.98
  5. Step 5: Solve for x
    x = 696,967,831.98/28,847.21
  6. Step 6: Final answer
    x = 24,160.67

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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.