Home / 17,458.04-26,187.18-4,978.04

Finding the Fourth Proportional to 17,458.04, 26,187.18 and 4,978.04

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Solution

The fourth proportional to 17,458.04, 26,187.18 and 4,978.04 is: 7,467.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,458.04 : 26,187.18 = 4,978.04 : x
  2. Step 2: Convert to fraction form
    17,458.04/26,187.18 = 4,978.04/x
  3. Step 3: Cross multiply
    17,458.04x = 26,187.18 × 4,978.04
  4. Step 4: Simplify right side
    17,458.04x = 130,360,698.59
  5. Step 5: Solve for x
    x = 130,360,698.59/17,458.04
  6. Step 6: Final answer
    x = 7,467.09

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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.