Home / 17,830.69-26,731.45-6,731.07

Finding the Fourth Proportional to 17,830.69, 26,731.45 and 6,731.07

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Solution

The fourth proportional to 17,830.69, 26,731.45 and 6,731.07 is: 10,091.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,830.69 : 26,731.45 = 6,731.07 : x
  2. Step 2: Convert to fraction form
    17,830.69/26,731.45 = 6,731.07/x
  3. Step 3: Cross multiply
    17,830.69x = 26,731.45 × 6,731.07
  4. Step 4: Simplify right side
    17,830.69x = 179,931,261.15
  5. Step 5: Solve for x
    x = 179,931,261.15/17,830.69
  6. Step 6: Final answer
    x = 10,091.10

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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.