Home / 34,991.64-52,440.48-19,172.88

Finding the Fourth Proportional to 34,991.64, 52,440.48 and 19,172.88

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Solution

The fourth proportional to 34,991.64, 52,440.48 and 19,172.88 is: 28,733.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,991.64 : 52,440.48 = 19,172.88 : x
  2. Step 2: Convert to fraction form
    34,991.64/52,440.48 = 19,172.88/x
  3. Step 3: Cross multiply
    34,991.64x = 52,440.48 × 19,172.88
  4. Step 4: Simplify right side
    34,991.64x = 1,005,435,030.18
  5. Step 5: Solve for x
    x = 1,005,435,030.18/34,991.64
  6. Step 6: Final answer
    x = 28,733.58

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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.