Home / 14,762.44-20,365.86-13,748.32

Finding the Fourth Proportional to 14,762.44, 20,365.86 and 13,748.32

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Solution

The fourth proportional to 14,762.44, 20,365.86 and 13,748.32 is: 18,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762.44 : 20,365.86 = 13,748.32 : x
  2. Step 2: Convert to fraction form
    14,762.44/20,365.86 = 13,748.32/x
  3. Step 3: Cross multiply
    14,762.44x = 20,365.86 × 13,748.32
  4. Step 4: Simplify right side
    14,762.44x = 279,996,360.36
  5. Step 5: Solve for x
    x = 279,996,360.36/14,762.44
  6. Step 6: Final answer
    x = 18,966.81

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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.