Home / 15,819.29-23,740.01-11,670.07

Finding the Fourth Proportional to 15,819.29, 23,740.01 and 11,670.07

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Solution

The fourth proportional to 15,819.29, 23,740.01 and 11,670.07 is: 17,513.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,819.29 : 23,740.01 = 11,670.07 : x
  2. Step 2: Convert to fraction form
    15,819.29/23,740.01 = 11,670.07/x
  3. Step 3: Cross multiply
    15,819.29x = 23,740.01 × 11,670.07
  4. Step 4: Simplify right side
    15,819.29x = 277,047,578.50
  5. Step 5: Solve for x
    x = 277,047,578.50/15,819.29
  6. Step 6: Final answer
    x = 17,513.28

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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.