Home / 15,800.77-23,642.79-13,001.41

Finding the Fourth Proportional to 15,800.77, 23,642.79 and 13,001.41

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Solution

The fourth proportional to 15,800.77, 23,642.79 and 13,001.41 is: 19,454.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,800.77 : 23,642.79 = 13,001.41 : x
  2. Step 2: Convert to fraction form
    15,800.77/23,642.79 = 13,001.41/x
  3. Step 3: Cross multiply
    15,800.77x = 23,642.79 × 13,001.41
  4. Step 4: Simplify right side
    15,800.77x = 307,389,606.33
  5. Step 5: Solve for x
    x = 307,389,606.33/15,800.77
  6. Step 6: Final answer
    x = 19,454.09

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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.