Home / 14,024.40-21,036.72-6,629.04

Finding the Fourth Proportional to 14,024.40, 21,036.72 and 6,629.04

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Solution

The fourth proportional to 14,024.40, 21,036.72 and 6,629.04 is: 9,943.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,024.40 : 21,036.72 = 6,629.04 : x
  2. Step 2: Convert to fraction form
    14,024.40/21,036.72 = 6,629.04/x
  3. Step 3: Cross multiply
    14,024.40x = 21,036.72 × 6,629.04
  4. Step 4: Simplify right side
    14,024.40x = 139,453,258.35
  5. Step 5: Solve for x
    x = 139,453,258.35/14,024.40
  6. Step 6: Final answer
    x = 9,943.62

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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.