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Finding the Fourth Proportional to 30,607.69, 45,816.13 and 23,569.42

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Solution

The fourth proportional to 30,607.69, 45,816.13 and 23,569.42 is: 35,280.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,607.69 : 45,816.13 = 23,569.42 : x
  2. Step 2: Convert to fraction form
    30,607.69/45,816.13 = 23,569.42/x
  3. Step 3: Cross multiply
    30,607.69x = 45,816.13 × 23,569.42
  4. Step 4: Simplify right side
    30,607.69x = 1,079,859,492.90
  5. Step 5: Solve for x
    x = 1,079,859,492.90/30,607.69
  6. Step 6: Final answer
    x = 35,280.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.