Home / 26,255.79-36,233.87-14,319.80

Finding the Fourth Proportional to 26,255.79, 36,233.87 and 14,319.80

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Solution

The fourth proportional to 26,255.79, 36,233.87 and 14,319.80 is: 19,761.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,255.79 : 36,233.87 = 14,319.80 : x
  2. Step 2: Convert to fraction form
    26,255.79/36,233.87 = 14,319.80/x
  3. Step 3: Cross multiply
    26,255.79x = 36,233.87 × 14,319.80
  4. Step 4: Simplify right side
    26,255.79x = 518,861,518.86
  5. Step 5: Solve for x
    x = 518,861,518.86/26,255.79
  6. Step 6: Final answer
    x = 19,761.79

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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.