Home / 12,368.80-18,554.03-4,973.23

Finding the Fourth Proportional to 12,368.80, 18,554.03 and 4,973.23

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Solution

The fourth proportional to 12,368.80, 18,554.03 and 4,973.23 is: 7,460.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,368.80 : 18,554.03 = 4,973.23 : x
  2. Step 2: Convert to fraction form
    12,368.80/18,554.03 = 4,973.23/x
  3. Step 3: Cross multiply
    12,368.80x = 18,554.03 × 4,973.23
  4. Step 4: Simplify right side
    12,368.80x = 92,273,458.62
  5. Step 5: Solve for x
    x = 92,273,458.62/12,368.80
  6. Step 6: Final answer
    x = 7,460.18

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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.