Home / 19,194.08-28,796.08-10,426.72

Finding the Fourth Proportional to 19,194.08, 28,796.08 and 10,426.72

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Solution

The fourth proportional to 19,194.08, 28,796.08 and 10,426.72 is: 15,642.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,194.08 : 28,796.08 = 10,426.72 : x
  2. Step 2: Convert to fraction form
    19,194.08/28,796.08 = 10,426.72/x
  3. Step 3: Cross multiply
    19,194.08x = 28,796.08 × 10,426.72
  4. Step 4: Simplify right side
    19,194.08x = 300,248,663.26
  5. Step 5: Solve for x
    x = 300,248,663.26/19,194.08
  6. Step 6: Final answer
    x = 15,642.77

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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.