Home / 35,397.63-53,105.67-13,211.19

Finding the Fourth Proportional to 35,397.63, 53,105.67 and 13,211.19

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Solution

The fourth proportional to 35,397.63, 53,105.67 and 13,211.19 is: 19,820.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,397.63 : 53,105.67 = 13,211.19 : x
  2. Step 2: Convert to fraction form
    35,397.63/53,105.67 = 13,211.19/x
  3. Step 3: Cross multiply
    35,397.63x = 53,105.67 × 13,211.19
  4. Step 4: Simplify right side
    35,397.63x = 701,589,096.45
  5. Step 5: Solve for x
    x = 701,589,096.45/35,397.63
  6. Step 6: Final answer
    x = 19,820.23

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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.