Home / 14,475.07-21,715.34-4,984.86

Finding the Fourth Proportional to 14,475.07, 21,715.34 and 4,984.86

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Solution

The fourth proportional to 14,475.07, 21,715.34 and 4,984.86 is: 7,478.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,475.07 : 21,715.34 = 4,984.86 : x
  2. Step 2: Convert to fraction form
    14,475.07/21,715.34 = 4,984.86/x
  3. Step 3: Cross multiply
    14,475.07x = 21,715.34 × 4,984.86
  4. Step 4: Simplify right side
    14,475.07x = 108,247,929.75
  5. Step 5: Solve for x
    x = 108,247,929.75/14,475.07
  6. Step 6: Final answer
    x = 7,478.23

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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.