Home / 12,364.61-18,547.77-4,969.08

Finding the Fourth Proportional to 12,364.61, 18,547.77 and 4,969.08

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Solution

The fourth proportional to 12,364.61, 18,547.77 and 4,969.08 is: 7,453.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364.61 : 18,547.77 = 4,969.08 : x
  2. Step 2: Convert to fraction form
    12,364.61/18,547.77 = 4,969.08/x
  3. Step 3: Cross multiply
    12,364.61x = 18,547.77 × 4,969.08
  4. Step 4: Simplify right side
    12,364.61x = 92,165,235.37
  5. Step 5: Solve for x
    x = 92,165,235.37/12,364.61
  6. Step 6: Final answer
    x = 7,453.95

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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.