Home / 14,921.40-20,582.46-10,735.32

Finding the Fourth Proportional to 14,921.40, 20,582.46 and 10,735.32

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Solution

The fourth proportional to 14,921.40, 20,582.46 and 10,735.32 is: 14,808.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,921.40 : 20,582.46 = 10,735.32 : x
  2. Step 2: Convert to fraction form
    14,921.40/20,582.46 = 10,735.32/x
  3. Step 3: Cross multiply
    14,921.40x = 20,582.46 × 10,735.32
  4. Step 4: Simplify right side
    14,921.40x = 220,959,294.49
  5. Step 5: Solve for x
    x = 220,959,294.49/14,921.40
  6. Step 6: Final answer
    x = 14,808.21

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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.