Home / 14,038.50-21,063.90-6,648.24

Finding the Fourth Proportional to 14,038.50, 21,063.90 and 6,648.24

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Solution

The fourth proportional to 14,038.50, 21,063.90 and 6,648.24 is: 9,975.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,038.50 : 21,063.90 = 6,648.24 : x
  2. Step 2: Convert to fraction form
    14,038.50/21,063.90 = 6,648.24/x
  3. Step 3: Cross multiply
    14,038.50x = 21,063.90 × 6,648.24
  4. Step 4: Simplify right side
    14,038.50x = 140,037,862.54
  5. Step 5: Solve for x
    x = 140,037,862.54/14,038.50
  6. Step 6: Final answer
    x = 9,975.27

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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.