Home / 35,708.80-53,556.48-12,335.36

Finding the Fourth Proportional to 35,708.80, 53,556.48 and 12,335.36

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Solution

The fourth proportional to 35,708.80, 53,556.48 and 12,335.36 is: 18,500.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,708.80 : 53,556.48 = 12,335.36 : x
  2. Step 2: Convert to fraction form
    35,708.80/53,556.48 = 12,335.36/x
  3. Step 3: Cross multiply
    35,708.80x = 53,556.48 × 12,335.36
  4. Step 4: Simplify right side
    35,708.80x = 660,638,461.13
  5. Step 5: Solve for x
    x = 660,638,461.13/35,708.80
  6. Step 6: Final answer
    x = 18,500.72

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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.