Home / 35,152.92-52,729.38-11,779.40

Finding the Fourth Proportional to 35,152.92, 52,729.38 and 11,779.40

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Solution

The fourth proportional to 35,152.92, 52,729.38 and 11,779.40 is: 17,669.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,152.92 : 52,729.38 = 11,779.40 : x
  2. Step 2: Convert to fraction form
    35,152.92/52,729.38 = 11,779.40/x
  3. Step 3: Cross multiply
    35,152.92x = 52,729.38 × 11,779.40
  4. Step 4: Simplify right side
    35,152.92x = 621,120,458.77
  5. Step 5: Solve for x
    x = 621,120,458.77/35,152.92
  6. Step 6: Final answer
    x = 17,669.10

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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.