Home / 12,966.10-19,449.55-5,068.28

Finding the Fourth Proportional to 12,966.10, 19,449.55 and 5,068.28

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Solution

The fourth proportional to 12,966.10, 19,449.55 and 5,068.28 is: 7,602.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,966.10 : 19,449.55 = 5,068.28 : x
  2. Step 2: Convert to fraction form
    12,966.10/19,449.55 = 5,068.28/x
  3. Step 3: Cross multiply
    12,966.10x = 19,449.55 × 5,068.28
  4. Step 4: Simplify right side
    12,966.10x = 98,575,765.27
  5. Step 5: Solve for x
    x = 98,575,765.27/12,966.10
  6. Step 6: Final answer
    x = 7,602.58

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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.