Home / 19,159.14-28,729.58-6,677.64

Finding the Fourth Proportional to 19,159.14, 28,729.58 and 6,677.64

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Solution

The fourth proportional to 19,159.14, 28,729.58 and 6,677.64 is: 10,013.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,159.14 : 28,729.58 = 6,677.64 : x
  2. Step 2: Convert to fraction form
    19,159.14/28,729.58 = 6,677.64/x
  3. Step 3: Cross multiply
    19,159.14x = 28,729.58 × 6,677.64
  4. Step 4: Simplify right side
    19,159.14x = 191,845,792.59
  5. Step 5: Solve for x
    x = 191,845,792.59/19,159.14
  6. Step 6: Final answer
    x = 10,013.28

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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.