Home / 26,680.48-36,819.36-14,743.60

Finding the Fourth Proportional to 26,680.48, 36,819.36 and 14,743.60

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Solution

The fourth proportional to 26,680.48, 36,819.36 and 14,743.60 is: 20,346.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,680.48 : 36,819.36 = 14,743.60 : x
  2. Step 2: Convert to fraction form
    26,680.48/36,819.36 = 14,743.60/x
  3. Step 3: Cross multiply
    26,680.48x = 36,819.36 × 14,743.60
  4. Step 4: Simplify right side
    26,680.48x = 542,849,916.10
  5. Step 5: Solve for x
    x = 542,849,916.10/26,680.48
  6. Step 6: Final answer
    x = 20,346.33

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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.