Home / 14,417.70-21,483.23-12,845.62

Finding the Fourth Proportional to 14,417.70, 21,483.23 and 12,845.62

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Solution

The fourth proportional to 14,417.70, 21,483.23 and 12,845.62 is: 19,140.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,417.70 : 21,483.23 = 12,845.62 : x
  2. Step 2: Convert to fraction form
    14,417.70/21,483.23 = 12,845.62/x
  3. Step 3: Cross multiply
    14,417.70x = 21,483.23 × 12,845.62
  4. Step 4: Simplify right side
    14,417.70x = 275,965,408.95
  5. Step 5: Solve for x
    x = 275,965,408.95/14,417.70
  6. Step 6: Final answer
    x = 19,140.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.