Home / 51,492.40-77,238.66-18,194.24

Finding the Fourth Proportional to 51,492.40, 77,238.66 and 18,194.24

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Solution

The fourth proportional to 51,492.40, 77,238.66 and 18,194.24 is: 27,291.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,492.40 : 77,238.66 = 18,194.24 : x
  2. Step 2: Convert to fraction form
    51,492.40/77,238.66 = 18,194.24/x
  3. Step 3: Cross multiply
    51,492.40x = 77,238.66 × 18,194.24
  4. Step 4: Simplify right side
    51,492.40x = 1,405,298,717.32
  5. Step 5: Solve for x
    x = 1,405,298,717.32/51,492.40
  6. Step 6: Final answer
    x = 27,291.38

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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.