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Finding the Fourth Proportional to 32,642.99, 45,061.11 and 22,046.98

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Solution

The fourth proportional to 32,642.99, 45,061.11 and 22,046.98 is: 30,434.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,642.99 : 45,061.11 = 22,046.98 : x
  2. Step 2: Convert to fraction form
    32,642.99/45,061.11 = 22,046.98/x
  3. Step 3: Cross multiply
    32,642.99x = 45,061.11 × 22,046.98
  4. Step 4: Simplify right side
    32,642.99x = 993,461,055.41
  5. Step 5: Solve for x
    x = 993,461,055.41/32,642.99
  6. Step 6: Final answer
    x = 30,434.13

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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.