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Finding the Fourth Proportional to 32,243.80, 48,038.82 and 30,655.74

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Solution

The fourth proportional to 32,243.80, 48,038.82 and 30,655.74 is: 45,672.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,243.80 : 48,038.82 = 30,655.74 : x
  2. Step 2: Convert to fraction form
    32,243.80/48,038.82 = 30,655.74/x
  3. Step 3: Cross multiply
    32,243.80x = 48,038.82 × 30,655.74
  4. Step 4: Simplify right side
    32,243.80x = 1,472,665,678.34
  5. Step 5: Solve for x
    x = 1,472,665,678.34/32,243.80
  6. Step 6: Final answer
    x = 45,672.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.