Home / 19,562.63-27,000.70-12,012.93

Finding the Fourth Proportional to 19,562.63, 27,000.70 and 12,012.93

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Solution

The fourth proportional to 19,562.63, 27,000.70 and 12,012.93 is: 16,580.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,562.63 : 27,000.70 = 12,012.93 : x
  2. Step 2: Convert to fraction form
    19,562.63/27,000.70 = 12,012.93/x
  3. Step 3: Cross multiply
    19,562.63x = 27,000.70 × 12,012.93
  4. Step 4: Simplify right side
    19,562.63x = 324,357,489.02
  5. Step 5: Solve for x
    x = 324,357,489.02/19,562.63
  6. Step 6: Final answer
    x = 16,580.46

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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.