Home / 21,746.73-32,627.87-13,417.05

Finding the Fourth Proportional to 21,746.73, 32,627.87 and 13,417.05

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Solution

The fourth proportional to 21,746.73, 32,627.87 and 13,417.05 is: 20,130.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,746.73 : 32,627.87 = 13,417.05 : x
  2. Step 2: Convert to fraction form
    21,746.73/32,627.87 = 13,417.05/x
  3. Step 3: Cross multiply
    21,746.73x = 32,627.87 × 13,417.05
  4. Step 4: Simplify right side
    21,746.73x = 437,769,763.18
  5. Step 5: Solve for x
    x = 437,769,763.18/21,746.73
  6. Step 6: Final answer
    x = 20,130.37

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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.