Home / 19,341.92-26,682.36-12,624.44

Finding the Fourth Proportional to 19,341.92, 26,682.36 and 12,624.44

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Solution

The fourth proportional to 19,341.92, 26,682.36 and 12,624.44 is: 17,415.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,341.92 : 26,682.36 = 12,624.44 : x
  2. Step 2: Convert to fraction form
    19,341.92/26,682.36 = 12,624.44/x
  3. Step 3: Cross multiply
    19,341.92x = 26,682.36 × 12,624.44
  4. Step 4: Simplify right side
    19,341.92x = 336,849,852.88
  5. Step 5: Solve for x
    x = 336,849,852.88/19,341.92
  6. Step 6: Final answer
    x = 17,415.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.