Home / 29,103.08-40,159.86-16,529.72

Finding the Fourth Proportional to 29,103.08, 40,159.86 and 16,529.72

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Solution

The fourth proportional to 29,103.08, 40,159.86 and 16,529.72 is: 22,809.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,103.08 : 40,159.86 = 16,529.72 : x
  2. Step 2: Convert to fraction form
    29,103.08/40,159.86 = 16,529.72/x
  3. Step 3: Cross multiply
    29,103.08x = 40,159.86 × 16,529.72
  4. Step 4: Simplify right side
    29,103.08x = 663,831,241.04
  5. Step 5: Solve for x
    x = 663,831,241.04/29,103.08
  6. Step 6: Final answer
    x = 22,809.66

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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.