Home / 14,283.53-21,425.32-4,923.77

Finding the Fourth Proportional to 14,283.53, 21,425.32 and 4,923.77

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Solution

The fourth proportional to 14,283.53, 21,425.32 and 4,923.77 is: 7,385.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,283.53 : 21,425.32 = 4,923.77 : x
  2. Step 2: Convert to fraction form
    14,283.53/21,425.32 = 4,923.77/x
  3. Step 3: Cross multiply
    14,283.53x = 21,425.32 × 4,923.77
  4. Step 4: Simplify right side
    14,283.53x = 105,493,347.86
  5. Step 5: Solve for x
    x = 105,493,347.86/14,283.53
  6. Step 6: Final answer
    x = 7,385.67

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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.