Home / 53,353.71-73,638.30-35,172.51

Finding the Fourth Proportional to 53,353.71, 73,638.30 and 35,172.51

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Solution

The fourth proportional to 53,353.71, 73,638.30 and 35,172.51 is: 48,544.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,353.71 : 73,638.30 = 35,172.51 : x
  2. Step 2: Convert to fraction form
    53,353.71/73,638.30 = 35,172.51/x
  3. Step 3: Cross multiply
    53,353.71x = 73,638.30 × 35,172.51
  4. Step 4: Simplify right side
    53,353.71x = 2,590,043,843.13
  5. Step 5: Solve for x
    x = 2,590,043,843.13/53,353.71
  6. Step 6: Final answer
    x = 48,544.77

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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.