Home / 19,070.08-28,606.97-5,918.92

Finding the Fourth Proportional to 19,070.08, 28,606.97 and 5,918.92

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Solution

The fourth proportional to 19,070.08, 28,606.97 and 5,918.92 is: 8,878.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,070.08 : 28,606.97 = 5,918.92 : x
  2. Step 2: Convert to fraction form
    19,070.08/28,606.97 = 5,918.92/x
  3. Step 3: Cross multiply
    19,070.08x = 28,606.97 × 5,918.92
  4. Step 4: Simplify right side
    19,070.08x = 169,322,471.07
  5. Step 5: Solve for x
    x = 169,322,471.07/19,070.08
  6. Step 6: Final answer
    x = 8,878.96

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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.