Home / 14,890.86-22,315.60-6,558.39

Finding the Fourth Proportional to 14,890.86, 22,315.60 and 6,558.39

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Solution

The fourth proportional to 14,890.86, 22,315.60 and 6,558.39 is: 9,828.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890.86 : 22,315.60 = 6,558.39 : x
  2. Step 2: Convert to fraction form
    14,890.86/22,315.60 = 6,558.39/x
  3. Step 3: Cross multiply
    14,890.86x = 22,315.60 × 6,558.39
  4. Step 4: Simplify right side
    14,890.86x = 146,354,407.88
  5. Step 5: Solve for x
    x = 146,354,407.88/14,890.86
  6. Step 6: Final answer
    x = 9,828.47

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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.