Home / 14,759.64-22,139.52-4,372.20

Finding the Fourth Proportional to 14,759.64, 22,139.52 and 4,372.20

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Solution

The fourth proportional to 14,759.64, 22,139.52 and 4,372.20 is: 6,558.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,759.64 : 22,139.52 = 4,372.20 : x
  2. Step 2: Convert to fraction form
    14,759.64/22,139.52 = 4,372.20/x
  3. Step 3: Cross multiply
    14,759.64x = 22,139.52 × 4,372.20
  4. Step 4: Simplify right side
    14,759.64x = 96,798,409.34
  5. Step 5: Solve for x
    x = 96,798,409.34/14,759.64
  6. Step 6: Final answer
    x = 6,558.32

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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.