Home / 14,313.60-21,430.76-10,792.94

Finding the Fourth Proportional to 14,313.60, 21,430.76 and 10,792.94

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Solution

The fourth proportional to 14,313.60, 21,430.76 and 10,792.94 is: 16,159.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313.60 : 21,430.76 = 10,792.94 : x
  2. Step 2: Convert to fraction form
    14,313.60/21,430.76 = 10,792.94/x
  3. Step 3: Cross multiply
    14,313.60x = 21,430.76 × 10,792.94
  4. Step 4: Simplify right side
    14,313.60x = 231,300,745.72
  5. Step 5: Solve for x
    x = 231,300,745.72/14,313.60
  6. Step 6: Final answer
    x = 16,159.51

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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.