Home / 36,106.36-54,146.27-12,407.18

Finding the Fourth Proportional to 36,106.36, 54,146.27 and 12,407.18

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Solution

The fourth proportional to 36,106.36, 54,146.27 and 12,407.18 is: 18,606.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,106.36 : 54,146.27 = 12,407.18 : x
  2. Step 2: Convert to fraction form
    36,106.36/54,146.27 = 12,407.18/x
  3. Step 3: Cross multiply
    36,106.36x = 54,146.27 × 12,407.18
  4. Step 4: Simplify right side
    36,106.36x = 671,802,518.22
  5. Step 5: Solve for x
    x = 671,802,518.22/36,106.36
  6. Step 6: Final answer
    x = 18,606.21

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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.