Home / 19,146.51-28,719.81-6,000.03

Finding the Fourth Proportional to 19,146.51, 28,719.81 and 6,000.03

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Solution

The fourth proportional to 19,146.51, 28,719.81 and 6,000.03 is: 9,000.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,146.51 : 28,719.81 = 6,000.03 : x
  2. Step 2: Convert to fraction form
    19,146.51/28,719.81 = 6,000.03/x
  3. Step 3: Cross multiply
    19,146.51x = 28,719.81 × 6,000.03
  4. Step 4: Simplify right side
    19,146.51x = 172,319,721.59
  5. Step 5: Solve for x
    x = 172,319,721.59/19,146.51
  6. Step 6: Final answer
    x = 9,000.06

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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.