Home / 14,010.19-21,010.05-4,648.46

Finding the Fourth Proportional to 14,010.19, 21,010.05 and 4,648.46

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Solution

The fourth proportional to 14,010.19, 21,010.05 and 4,648.46 is: 6,970.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010.19 : 21,010.05 = 4,648.46 : x
  2. Step 2: Convert to fraction form
    14,010.19/21,010.05 = 4,648.46/x
  3. Step 3: Cross multiply
    14,010.19x = 21,010.05 × 4,648.46
  4. Step 4: Simplify right side
    14,010.19x = 97,664,377.02
  5. Step 5: Solve for x
    x = 97,664,377.02/14,010.19
  6. Step 6: Final answer
    x = 6,970.95

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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.