Home / 19,822.56-29,675.51-13,232.40

Finding the Fourth Proportional to 19,822.56, 29,675.51 and 13,232.40

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Solution

The fourth proportional to 19,822.56, 29,675.51 and 13,232.40 is: 19,809.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,822.56 : 29,675.51 = 13,232.40 : x
  2. Step 2: Convert to fraction form
    19,822.56/29,675.51 = 13,232.40/x
  3. Step 3: Cross multiply
    19,822.56x = 29,675.51 × 13,232.40
  4. Step 4: Simplify right side
    19,822.56x = 392,678,070.15
  5. Step 5: Solve for x
    x = 392,678,070.15/19,822.56
  6. Step 6: Final answer
    x = 19,809.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.