Home / 23,016.60-31,763.34-13,457.32

Finding the Fourth Proportional to 23,016.60, 31,763.34 and 13,457.32

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Solution

The fourth proportional to 23,016.60, 31,763.34 and 13,457.32 is: 18,571.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,016.60 : 31,763.34 = 13,457.32 : x
  2. Step 2: Convert to fraction form
    23,016.60/31,763.34 = 13,457.32/x
  3. Step 3: Cross multiply
    23,016.60x = 31,763.34 × 13,457.32
  4. Step 4: Simplify right side
    23,016.60x = 427,449,430.65
  5. Step 5: Solve for x
    x = 427,449,430.65/23,016.60
  6. Step 6: Final answer
    x = 18,571.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.