Home / 19,047.29-28,570.64-5,196.29

Finding the Fourth Proportional to 19,047.29, 28,570.64 and 5,196.29

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Solution

The fourth proportional to 19,047.29, 28,570.64 and 5,196.29 is: 7,794.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047.29 : 28,570.64 = 5,196.29 : x
  2. Step 2: Convert to fraction form
    19,047.29/28,570.64 = 5,196.29/x
  3. Step 3: Cross multiply
    19,047.29x = 28,570.64 × 5,196.29
  4. Step 4: Simplify right side
    19,047.29x = 148,461,376.37
  5. Step 5: Solve for x
    x = 148,461,376.37/19,047.29
  6. Step 6: Final answer
    x = 7,794.36

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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.