Home / 30,054.51-41,462.15-18,111.06

Finding the Fourth Proportional to 30,054.51, 41,462.15 and 18,111.06

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Solution

The fourth proportional to 30,054.51, 41,462.15 and 18,111.06 is: 24,985.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,054.51 : 41,462.15 = 18,111.06 : x
  2. Step 2: Convert to fraction form
    30,054.51/41,462.15 = 18,111.06/x
  3. Step 3: Cross multiply
    30,054.51x = 41,462.15 × 18,111.06
  4. Step 4: Simplify right side
    30,054.51x = 750,923,395.82
  5. Step 5: Solve for x
    x = 750,923,395.82/30,054.51
  6. Step 6: Final answer
    x = 24,985.38

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Double scale
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1.5x scale

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.