Home / 12,363.25-18,547.20-4,968.30

Finding the Fourth Proportional to 12,363.25, 18,547.20 and 4,968.30

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Solution

The fourth proportional to 12,363.25, 18,547.20 and 4,968.30 is: 7,453.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.25 : 18,547.20 = 4,968.30 : x
  2. Step 2: Convert to fraction form
    12,363.25/18,547.20 = 4,968.30/x
  3. Step 3: Cross multiply
    12,363.25x = 18,547.20 × 4,968.30
  4. Step 4: Simplify right side
    12,363.25x = 92,148,053.76
  5. Step 5: Solve for x
    x = 92,148,053.76/12,363.25
  6. Step 6: Final answer
    x = 7,453.38

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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.