Home / 17,750.63-26,630.12-5,270.76

Finding the Fourth Proportional to 17,750.63, 26,630.12 and 5,270.76

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Solution

The fourth proportional to 17,750.63, 26,630.12 and 5,270.76 is: 7,907.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,750.63 : 26,630.12 = 5,270.76 : x
  2. Step 2: Convert to fraction form
    17,750.63/26,630.12 = 5,270.76/x
  3. Step 3: Cross multiply
    17,750.63x = 26,630.12 × 5,270.76
  4. Step 4: Simplify right side
    17,750.63x = 140,360,971.29
  5. Step 5: Solve for x
    x = 140,360,971.29/17,750.63
  6. Step 6: Final answer
    x = 7,907.38

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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.