Home / 14,627.34-21,941.28-4,239

Finding the Fourth Proportional to 14,627.34, 21,941.28 and 4,239

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Solution

The fourth proportional to 14,627.34, 21,941.28 and 4,239 is: 6,358.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,627.34 : 21,941.28 = 4,239 : x
  2. Step 2: Convert to fraction form
    14,627.34/21,941.28 = 4,239/x
  3. Step 3: Cross multiply
    14,627.34x = 21,941.28 × 4,239
  4. Step 4: Simplify right side
    14,627.34x = 93,009,085.92
  5. Step 5: Solve for x
    x = 93,009,085.92/14,627.34
  6. Step 6: Final answer
    x = 6,358.58

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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.