Home / 14,029.20-21,038.94-6,637.14

Finding the Fourth Proportional to 14,029.20, 21,038.94 and 6,637.14

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Solution

The fourth proportional to 14,029.20, 21,038.94 and 6,637.14 is: 9,953.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,029.20 : 21,038.94 = 6,637.14 : x
  2. Step 2: Convert to fraction form
    14,029.20/21,038.94 = 6,637.14/x
  3. Step 3: Cross multiply
    14,029.20x = 21,038.94 × 6,637.14
  4. Step 4: Simplify right side
    14,029.20x = 139,638,390.23
  5. Step 5: Solve for x
    x = 139,638,390.23/14,029.20
  6. Step 6: Final answer
    x = 9,953.41

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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.