Home / 32,785.16-45,238.10-18,635.27

Finding the Fourth Proportional to 32,785.16, 45,238.10 and 18,635.27

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Solution

The fourth proportional to 32,785.16, 45,238.10 and 18,635.27 is: 25,713.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,785.16 : 45,238.10 = 18,635.27 : x
  2. Step 2: Convert to fraction form
    32,785.16/45,238.10 = 18,635.27/x
  3. Step 3: Cross multiply
    32,785.16x = 45,238.10 × 18,635.27
  4. Step 4: Simplify right side
    32,785.16x = 843,023,888.42
  5. Step 5: Solve for x
    x = 843,023,888.42/32,785.16
  6. Step 6: Final answer
    x = 25,713.59

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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.