Home / 14,373.77-21,559.23-4,512.78

Finding the Fourth Proportional to 14,373.77, 21,559.23 and 4,512.78

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Solution

The fourth proportional to 14,373.77, 21,559.23 and 4,512.78 is: 6,768.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,373.77 : 21,559.23 = 4,512.78 : x
  2. Step 2: Convert to fraction form
    14,373.77/21,559.23 = 4,512.78/x
  3. Step 3: Cross multiply
    14,373.77x = 21,559.23 × 4,512.78
  4. Step 4: Simplify right side
    14,373.77x = 97,292,061.96
  5. Step 5: Solve for x
    x = 97,292,061.96/14,373.77
  6. Step 6: Final answer
    x = 6,768.72

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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.