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Finding the Fourth Proportional to 32,642.46, 45,050.13 and 19,216.98

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Solution

The fourth proportional to 32,642.46, 45,050.13 and 19,216.98 is: 26,521.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,642.46 : 45,050.13 = 19,216.98 : x
  2. Step 2: Convert to fraction form
    32,642.46/45,050.13 = 19,216.98/x
  3. Step 3: Cross multiply
    32,642.46x = 45,050.13 × 19,216.98
  4. Step 4: Simplify right side
    32,642.46x = 865,727,447.21
  5. Step 5: Solve for x
    x = 865,727,447.21/32,642.46
  6. Step 6: Final answer
    x = 26,521.51

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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.