Home / 32,776.79-45,232.01-18,629.63

Finding the Fourth Proportional to 32,776.79, 45,232.01 and 18,629.63

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Solution

The fourth proportional to 32,776.79, 45,232.01 and 18,629.63 is: 25,708.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,776.79 : 45,232.01 = 18,629.63 : x
  2. Step 2: Convert to fraction form
    32,776.79/45,232.01 = 18,629.63/x
  3. Step 3: Cross multiply
    32,776.79x = 45,232.01 × 18,629.63
  4. Step 4: Simplify right side
    32,776.79x = 842,655,291.15
  5. Step 5: Solve for x
    x = 842,655,291.15/32,776.79
  6. Step 6: Final answer
    x = 25,708.91

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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.