Home / 32,629.28-45,047.06-21,483.68

Finding the Fourth Proportional to 32,629.28, 45,047.06 and 21,483.68

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Solution

The fourth proportional to 32,629.28, 45,047.06 and 21,483.68 is: 29,659.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,629.28 : 45,047.06 = 21,483.68 : x
  2. Step 2: Convert to fraction form
    32,629.28/45,047.06 = 21,483.68/x
  3. Step 3: Cross multiply
    32,629.28x = 45,047.06 × 21,483.68
  4. Step 4: Simplify right side
    32,629.28x = 967,776,621.98
  5. Step 5: Solve for x
    x = 967,776,621.98/32,629.28
  6. Step 6: Final answer
    x = 29,659.76

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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.