Home / 29,528.93-40,749.20-16,100.45

Finding the Fourth Proportional to 29,528.93, 40,749.20 and 16,100.45

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Solution

The fourth proportional to 29,528.93, 40,749.20 and 16,100.45 is: 22,218.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,528.93 : 40,749.20 = 16,100.45 : x
  2. Step 2: Convert to fraction form
    29,528.93/40,749.20 = 16,100.45/x
  3. Step 3: Cross multiply
    29,528.93x = 40,749.20 × 16,100.45
  4. Step 4: Simplify right side
    29,528.93x = 656,080,478.51
  5. Step 5: Solve for x
    x = 656,080,478.51/29,528.93
  6. Step 6: Final answer
    x = 22,218.23

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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.