Home / 15,719.60-23,579.40-14,626.10

Finding the Fourth Proportional to 15,719.60, 23,579.40 and 14,626.10

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Solution

The fourth proportional to 15,719.60, 23,579.40 and 14,626.10 is: 21,939.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,719.60 : 23,579.40 = 14,626.10 : x
  2. Step 2: Convert to fraction form
    15,719.60/23,579.40 = 14,626.10/x
  3. Step 3: Cross multiply
    15,719.60x = 23,579.40 × 14,626.10
  4. Step 4: Simplify right side
    15,719.60x = 344,874,662.34
  5. Step 5: Solve for x
    x = 344,874,662.34/15,719.60
  6. Step 6: Final answer
    x = 21,939.15

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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.