Home / 35,880.22-53,820.60-12,506.68

Finding the Fourth Proportional to 35,880.22, 53,820.60 and 12,506.68

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Solution

The fourth proportional to 35,880.22, 53,820.60 and 12,506.68 is: 18,760.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,880.22 : 53,820.60 = 12,506.68 : x
  2. Step 2: Convert to fraction form
    35,880.22/53,820.60 = 12,506.68/x
  3. Step 3: Cross multiply
    35,880.22x = 53,820.60 × 12,506.68
  4. Step 4: Simplify right side
    35,880.22x = 673,117,021.61
  5. Step 5: Solve for x
    x = 673,117,021.61/35,880.22
  6. Step 6: Final answer
    x = 18,760.11

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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.