Home / 47,388.51-71,055.63-38,045.77

Finding the Fourth Proportional to 47,388.51, 71,055.63 and 38,045.77

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Solution

The fourth proportional to 47,388.51, 71,055.63 and 38,045.77 is: 57,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,388.51 : 71,055.63 = 38,045.77 : x
  2. Step 2: Convert to fraction form
    47,388.51/71,055.63 = 38,045.77/x
  3. Step 3: Cross multiply
    47,388.51x = 71,055.63 × 38,045.77
  4. Step 4: Simplify right side
    47,388.51x = 2,703,365,978.55
  5. Step 5: Solve for x
    x = 2,703,365,978.55/47,388.51
  6. Step 6: Final answer
    x = 57,046.87

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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.