Home / 35,521.33-53,236.74-18,889.33

Finding the Fourth Proportional to 35,521.33, 53,236.74 and 18,889.33

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Solution

The fourth proportional to 35,521.33, 53,236.74 and 18,889.33 is: 28,309.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,521.33 : 53,236.74 = 18,889.33 : x
  2. Step 2: Convert to fraction form
    35,521.33/53,236.74 = 18,889.33/x
  3. Step 3: Cross multiply
    35,521.33x = 53,236.74 × 18,889.33
  4. Step 4: Simplify right side
    35,521.33x = 1,005,606,349.98
  5. Step 5: Solve for x
    x = 1,005,606,349.98/35,521.33
  6. Step 6: Final answer
    x = 28,309.93

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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.