Home / 26,128.53-36,056.88-14,797.86

Finding the Fourth Proportional to 26,128.53, 36,056.88 and 14,797.86

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Solution

The fourth proportional to 26,128.53, 36,056.88 and 14,797.86 is: 20,420.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,128.53 : 36,056.88 = 14,797.86 : x
  2. Step 2: Convert to fraction form
    26,128.53/36,056.88 = 14,797.86/x
  3. Step 3: Cross multiply
    26,128.53x = 36,056.88 × 14,797.86
  4. Step 4: Simplify right side
    26,128.53x = 533,564,662.28
  5. Step 5: Solve for x
    x = 533,564,662.28/26,128.53
  6. Step 6: Final answer
    x = 20,420.77

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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.