Home / 23,284.56-34,933.74-13,430.91

Finding the Fourth Proportional to 23,284.56, 34,933.74 and 13,430.91

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Solution

The fourth proportional to 23,284.56, 34,933.74 and 13,430.91 is: 20,150.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,284.56 : 34,933.74 = 13,430.91 : x
  2. Step 2: Convert to fraction form
    23,284.56/34,933.74 = 13,430.91/x
  3. Step 3: Cross multiply
    23,284.56x = 34,933.74 × 13,430.91
  4. Step 4: Simplify right side
    23,284.56x = 469,191,917.90
  5. Step 5: Solve for x
    x = 469,191,917.90/23,284.56
  6. Step 6: Final answer
    x = 20,150.35

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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.