Home / 15,860.34-23,768.37-13,508.10

Finding the Fourth Proportional to 15,860.34, 23,768.37 and 13,508.10

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Solution

The fourth proportional to 15,860.34, 23,768.37 and 13,508.10 is: 20,243.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,860.34 : 23,768.37 = 13,508.10 : x
  2. Step 2: Convert to fraction form
    15,860.34/23,768.37 = 13,508.10/x
  3. Step 3: Cross multiply
    15,860.34x = 23,768.37 × 13,508.10
  4. Step 4: Simplify right side
    15,860.34x = 321,065,518.80
  5. Step 5: Solve for x
    x = 321,065,518.80/15,860.34
  6. Step 6: Final answer
    x = 20,243.29

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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.