Home / 12,466.47-18,626.70-12,030.44

Finding the Fourth Proportional to 12,466.47, 18,626.70 and 12,030.44

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Solution

The fourth proportional to 12,466.47, 18,626.70 and 12,030.44 is: 17,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466.47 : 18,626.70 = 12,030.44 : x
  2. Step 2: Convert to fraction form
    12,466.47/18,626.70 = 12,030.44/x
  3. Step 3: Cross multiply
    12,466.47x = 18,626.70 × 12,030.44
  4. Step 4: Simplify right side
    12,466.47x = 224,087,385.83
  5. Step 5: Solve for x
    x = 224,087,385.83/12,466.47
  6. Step 6: Final answer
    x = 17,975.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.