Home / 38,320.44-52,881.54-21,325.82

Finding the Fourth Proportional to 38,320.44, 52,881.54 and 21,325.82

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Solution

The fourth proportional to 38,320.44, 52,881.54 and 21,325.82 is: 29,429.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,320.44 : 52,881.54 = 21,325.82 : x
  2. Step 2: Convert to fraction form
    38,320.44/52,881.54 = 21,325.82/x
  3. Step 3: Cross multiply
    38,320.44x = 52,881.54 × 21,325.82
  4. Step 4: Simplify right side
    38,320.44x = 1,127,742,203.36
  5. Step 5: Solve for x
    x = 1,127,742,203.36/38,320.44
  6. Step 6: Final answer
    x = 29,429.26

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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.