Home / 35,448.19-53,118.72-21,392.60

Finding the Fourth Proportional to 35,448.19, 53,118.72 and 21,392.60

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Solution

The fourth proportional to 35,448.19, 53,118.72 and 21,392.60 is: 32,056.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,448.19 : 53,118.72 = 21,392.60 : x
  2. Step 2: Convert to fraction form
    35,448.19/53,118.72 = 21,392.60/x
  3. Step 3: Cross multiply
    35,448.19x = 53,118.72 × 21,392.60
  4. Step 4: Simplify right side
    35,448.19x = 1,136,347,263.88
  5. Step 5: Solve for x
    x = 1,136,347,263.88/35,448.19
  6. Step 6: Final answer
    x = 32,056.57

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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.