Home / 19,457.76-26,850.14-11,498.50

Finding the Fourth Proportional to 19,457.76, 26,850.14 and 11,498.50

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Solution

The fourth proportional to 19,457.76, 26,850.14 and 11,498.50 is: 15,867.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,457.76 : 26,850.14 = 11,498.50 : x
  2. Step 2: Convert to fraction form
    19,457.76/26,850.14 = 11,498.50/x
  3. Step 3: Cross multiply
    19,457.76x = 26,850.14 × 11,498.50
  4. Step 4: Simplify right side
    19,457.76x = 308,736,334.79
  5. Step 5: Solve for x
    x = 308,736,334.79/19,457.76
  6. Step 6: Final answer
    x = 15,867.00

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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.