Home / 19,427.92-26,803.60-11,466.16

Finding the Fourth Proportional to 19,427.92, 26,803.60 and 11,466.16

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Solution

The fourth proportional to 19,427.92, 26,803.60 and 11,466.16 is: 15,819.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,427.92 : 26,803.60 = 11,466.16 : x
  2. Step 2: Convert to fraction form
    19,427.92/26,803.60 = 11,466.16/x
  3. Step 3: Cross multiply
    19,427.92x = 26,803.60 × 11,466.16
  4. Step 4: Simplify right side
    19,427.92x = 307,334,366.18
  5. Step 5: Solve for x
    x = 307,334,366.18/19,427.92
  6. Step 6: Final answer
    x = 15,819.21

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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.