Home / 47,888.69-71,758.53-18,290.37

Finding the Fourth Proportional to 47,888.69, 71,758.53 and 18,290.37

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Solution

The fourth proportional to 47,888.69, 71,758.53 and 18,290.37 is: 27,407.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,888.69 : 71,758.53 = 18,290.37 : x
  2. Step 2: Convert to fraction form
    47,888.69/71,758.53 = 18,290.37/x
  3. Step 3: Cross multiply
    47,888.69x = 71,758.53 × 18,290.37
  4. Step 4: Simplify right side
    47,888.69x = 1,312,490,064.36
  5. Step 5: Solve for x
    x = 1,312,490,064.36/47,888.69
  6. Step 6: Final answer
    x = 27,407.10

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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.