Home / 32,871.34-45,371.74-19,447.28

Finding the Fourth Proportional to 32,871.34, 45,371.74 and 19,447.28

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Solution

The fourth proportional to 32,871.34, 45,371.74 and 19,447.28 is: 26,842.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,871.34 : 45,371.74 = 19,447.28 : x
  2. Step 2: Convert to fraction form
    32,871.34/45,371.74 = 19,447.28/x
  3. Step 3: Cross multiply
    32,871.34x = 45,371.74 × 19,447.28
  4. Step 4: Simplify right side
    32,871.34x = 882,356,883.25
  5. Step 5: Solve for x
    x = 882,356,883.25/32,871.34
  6. Step 6: Final answer
    x = 26,842.75

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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.