Home / 19,255.65-26,585.85-12,466.05

Finding the Fourth Proportional to 19,255.65, 26,585.85 and 12,466.05

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Solution

The fourth proportional to 19,255.65, 26,585.85 and 12,466.05 is: 17,211.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,255.65 : 26,585.85 = 12,466.05 : x
  2. Step 2: Convert to fraction form
    19,255.65/26,585.85 = 12,466.05/x
  3. Step 3: Cross multiply
    19,255.65x = 26,585.85 × 12,466.05
  4. Step 4: Simplify right side
    19,255.65x = 331,420,535.39
  5. Step 5: Solve for x
    x = 331,420,535.39/19,255.65
  6. Step 6: Final answer
    x = 17,211.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.