Home / 17,688.70-26,502.27-14,762.98

Finding the Fourth Proportional to 17,688.70, 26,502.27 and 14,762.98

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Solution

The fourth proportional to 17,688.70, 26,502.27 and 14,762.98 is: 22,118.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,688.70 : 26,502.27 = 14,762.98 : x
  2. Step 2: Convert to fraction form
    17,688.70/26,502.27 = 14,762.98/x
  3. Step 3: Cross multiply
    17,688.70x = 26,502.27 × 14,762.98
  4. Step 4: Simplify right side
    17,688.70x = 391,252,481.96
  5. Step 5: Solve for x
    x = 391,252,481.96/17,688.70
  6. Step 6: Final answer
    x = 22,118.78

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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.