Home / 14,631.83-21,948.45-4,771.09

Finding the Fourth Proportional to 14,631.83, 21,948.45 and 4,771.09

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Solution

The fourth proportional to 14,631.83, 21,948.45 and 4,771.09 is: 7,156.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631.83 : 21,948.45 = 4,771.09 : x
  2. Step 2: Convert to fraction form
    14,631.83/21,948.45 = 4,771.09/x
  3. Step 3: Cross multiply
    14,631.83x = 21,948.45 × 4,771.09
  4. Step 4: Simplify right side
    14,631.83x = 104,718,030.31
  5. Step 5: Solve for x
    x = 104,718,030.31/14,631.83
  6. Step 6: Final answer
    x = 7,156.86

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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.