Home / 29,538.63-40,762.08-16,109.64

Finding the Fourth Proportional to 29,538.63, 40,762.08 and 16,109.64

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Solution

The fourth proportional to 29,538.63, 40,762.08 and 16,109.64 is: 22,230.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,538.63 : 40,762.08 = 16,109.64 : x
  2. Step 2: Convert to fraction form
    29,538.63/40,762.08 = 16,109.64/x
  3. Step 3: Cross multiply
    29,538.63x = 40,762.08 × 16,109.64
  4. Step 4: Simplify right side
    29,538.63x = 656,662,434.45
  5. Step 5: Solve for x
    x = 656,662,434.45/29,538.63
  6. Step 6: Final answer
    x = 22,230.63

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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.