Home / 14,590.34-20,134.76-8,302.71

Finding the Fourth Proportional to 14,590.34, 20,134.76 and 8,302.71

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Solution

The fourth proportional to 14,590.34, 20,134.76 and 8,302.71 is: 11,457.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590.34 : 20,134.76 = 8,302.71 : x
  2. Step 2: Convert to fraction form
    14,590.34/20,134.76 = 8,302.71/x
  3. Step 3: Cross multiply
    14,590.34x = 20,134.76 × 8,302.71
  4. Step 4: Simplify right side
    14,590.34x = 167,173,031.69
  5. Step 5: Solve for x
    x = 167,173,031.69/14,590.34
  6. Step 6: Final answer
    x = 11,457.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.