Home / 19,294.29-28,952.52-10,409.60

Finding the Fourth Proportional to 19,294.29, 28,952.52 and 10,409.60

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Solution

The fourth proportional to 19,294.29, 28,952.52 and 10,409.60 is: 15,620.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,294.29 : 28,952.52 = 10,409.60 : x
  2. Step 2: Convert to fraction form
    19,294.29/28,952.52 = 10,409.60/x
  3. Step 3: Cross multiply
    19,294.29x = 28,952.52 × 10,409.60
  4. Step 4: Simplify right side
    19,294.29x = 301,384,152.19
  5. Step 5: Solve for x
    x = 301,384,152.19/19,294.29
  6. Step 6: Final answer
    x = 15,620.38

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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.