Home / 13,070.58-18,037.35-7,102.27

Finding the Fourth Proportional to 13,070.58, 18,037.35 and 7,102.27

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Solution

The fourth proportional to 13,070.58, 18,037.35 and 7,102.27 is: 9,801.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070.58 : 18,037.35 = 7,102.27 : x
  2. Step 2: Convert to fraction form
    13,070.58/18,037.35 = 7,102.27/x
  3. Step 3: Cross multiply
    13,070.58x = 18,037.35 × 7,102.27
  4. Step 4: Simplify right side
    13,070.58x = 128,106,152.33
  5. Step 5: Solve for x
    x = 128,106,152.33/13,070.58
  6. Step 6: Final answer
    x = 9,801.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.