Home / 14,912.56-20,585.60-10,068.20

Finding the Fourth Proportional to 14,912.56, 20,585.60 and 10,068.20

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Solution

The fourth proportional to 14,912.56, 20,585.60 and 10,068.20 is: 13,898.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,912.56 : 20,585.60 = 10,068.20 : x
  2. Step 2: Convert to fraction form
    14,912.56/20,585.60 = 10,068.20/x
  3. Step 3: Cross multiply
    14,912.56x = 20,585.60 × 10,068.20
  4. Step 4: Simplify right side
    14,912.56x = 207,259,937.92
  5. Step 5: Solve for x
    x = 207,259,937.92/14,912.56
  6. Step 6: Final answer
    x = 13,898.35

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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.