Home / 55,038.51-75,953.57-29,888.01

Finding the Fourth Proportional to 55,038.51, 75,953.57 and 29,888.01

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Solution

The fourth proportional to 55,038.51, 75,953.57 and 29,888.01 is: 41,245.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,038.51 : 75,953.57 = 29,888.01 : x
  2. Step 2: Convert to fraction form
    55,038.51/75,953.57 = 29,888.01/x
  3. Step 3: Cross multiply
    55,038.51x = 75,953.57 × 29,888.01
  4. Step 4: Simplify right side
    55,038.51x = 2,270,100,910.26
  5. Step 5: Solve for x
    x = 2,270,100,910.26/55,038.51
  6. Step 6: Final answer
    x = 41,245.68

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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.