Home / 14,999.49-20,705.36-9,036.27

Finding the Fourth Proportional to 14,999.49, 20,705.36 and 9,036.27

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Solution

The fourth proportional to 14,999.49, 20,705.36 and 9,036.27 is: 12,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,999.49 : 20,705.36 = 9,036.27 : x
  2. Step 2: Convert to fraction form
    14,999.49/20,705.36 = 9,036.27/x
  3. Step 3: Cross multiply
    14,999.49x = 20,705.36 × 9,036.27
  4. Step 4: Simplify right side
    14,999.49x = 187,099,178.23
  5. Step 5: Solve for x
    x = 187,099,178.23/14,999.49
  6. Step 6: Final answer
    x = 12,473.70

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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.