Home / 19,657.47-29,485.38-4,866.03

Finding the Fourth Proportional to 19,657.47, 29,485.38 and 4,866.03

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Solution

The fourth proportional to 19,657.47, 29,485.38 and 4,866.03 is: 7,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,657.47 : 29,485.38 = 4,866.03 : x
  2. Step 2: Convert to fraction form
    19,657.47/29,485.38 = 4,866.03/x
  3. Step 3: Cross multiply
    19,657.47x = 29,485.38 × 4,866.03
  4. Step 4: Simplify right side
    19,657.47x = 143,476,743.64
  5. Step 5: Solve for x
    x = 143,476,743.64/19,657.47
  6. Step 6: Final answer
    x = 7,298.84

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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.