Home / 14,530.24-20,050.86-8,156.35

Finding the Fourth Proportional to 14,530.24, 20,050.86 and 8,156.35

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Solution

The fourth proportional to 14,530.24, 20,050.86 and 8,156.35 is: 11,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,530.24 : 20,050.86 = 8,156.35 : x
  2. Step 2: Convert to fraction form
    14,530.24/20,050.86 = 8,156.35/x
  3. Step 3: Cross multiply
    14,530.24x = 20,050.86 × 8,156.35
  4. Step 4: Simplify right side
    14,530.24x = 163,541,831.96
  5. Step 5: Solve for x
    x = 163,541,831.96/14,530.24
  6. Step 6: Final answer
    x = 11,255.27

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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.