Home / 30,653.28-45,997.92-11,946.24

Finding the Fourth Proportional to 30,653.28, 45,997.92 and 11,946.24

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Solution

The fourth proportional to 30,653.28, 45,997.92 and 11,946.24 is: 17,926.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,653.28 : 45,997.92 = 11,946.24 : x
  2. Step 2: Convert to fraction form
    30,653.28/45,997.92 = 11,946.24/x
  3. Step 3: Cross multiply
    30,653.28x = 45,997.92 × 11,946.24
  4. Step 4: Simplify right side
    30,653.28x = 549,502,191.82
  5. Step 5: Solve for x
    x = 549,502,191.82/30,653.28
  6. Step 6: Final answer
    x = 17,926.37

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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.