Home / 24,739.12-34,140.22-14,128.67

Finding the Fourth Proportional to 24,739.12, 34,140.22 and 14,128.67

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Solution

The fourth proportional to 24,739.12, 34,140.22 and 14,128.67 is: 19,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,739.12 : 34,140.22 = 14,128.67 : x
  2. Step 2: Convert to fraction form
    24,739.12/34,140.22 = 14,128.67/x
  3. Step 3: Cross multiply
    24,739.12x = 34,140.22 × 14,128.67
  4. Step 4: Simplify right side
    24,739.12x = 482,355,831.46
  5. Step 5: Solve for x
    x = 482,355,831.46/24,739.12
  6. Step 6: Final answer
    x = 19,497.70

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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.