Home / 38,055.93-57,089.36-11,762.72

Finding the Fourth Proportional to 38,055.93, 57,089.36 and 11,762.72

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Solution

The fourth proportional to 38,055.93, 57,089.36 and 11,762.72 is: 17,645.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,055.93 : 57,089.36 = 11,762.72 : x
  2. Step 2: Convert to fraction form
    38,055.93/57,089.36 = 11,762.72/x
  3. Step 3: Cross multiply
    38,055.93x = 57,089.36 × 11,762.72
  4. Step 4: Simplify right side
    38,055.93x = 671,526,048.54
  5. Step 5: Solve for x
    x = 671,526,048.54/38,055.93
  6. Step 6: Final answer
    x = 17,645.77

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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.