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Finding the Fourth Proportional to 30,367.84, 45,454.54 and 16,293.28

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Solution

The fourth proportional to 30,367.84, 45,454.54 and 16,293.28 is: 24,387.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,367.84 : 45,454.54 = 16,293.28 : x
  2. Step 2: Convert to fraction form
    30,367.84/45,454.54 = 16,293.28/x
  3. Step 3: Cross multiply
    30,367.84x = 45,454.54 × 16,293.28
  4. Step 4: Simplify right side
    30,367.84x = 740,603,547.49
  5. Step 5: Solve for x
    x = 740,603,547.49/30,367.84
  6. Step 6: Final answer
    x = 24,387.76

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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.