Home / 14,751.37-20,356.81-8,036.98

Finding the Fourth Proportional to 14,751.37, 20,356.81 and 8,036.98

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Solution

The fourth proportional to 14,751.37, 20,356.81 and 8,036.98 is: 11,090.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,751.37 : 20,356.81 = 8,036.98 : x
  2. Step 2: Convert to fraction form
    14,751.37/20,356.81 = 8,036.98/x
  3. Step 3: Cross multiply
    14,751.37x = 20,356.81 × 8,036.98
  4. Step 4: Simplify right side
    14,751.37x = 163,607,274.83
  5. Step 5: Solve for x
    x = 163,607,274.83/14,751.37
  6. Step 6: Final answer
    x = 11,090.99

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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.