Home / 14,074.88-21,113.28-4,714.52

Finding the Fourth Proportional to 14,074.88, 21,113.28 and 4,714.52

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Solution

The fourth proportional to 14,074.88, 21,113.28 and 4,714.52 is: 7,072.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.88 : 21,113.28 = 4,714.52 : x
  2. Step 2: Convert to fraction form
    14,074.88/21,113.28 = 4,714.52/x
  3. Step 3: Cross multiply
    14,074.88x = 21,113.28 × 4,714.52
  4. Step 4: Simplify right side
    14,074.88x = 99,538,875.26
  5. Step 5: Solve for x
    x = 99,538,875.26/14,074.88
  6. Step 6: Final answer
    x = 7,072.10

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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.