Home / 23,486.46-32,407.80-13,412.76

Finding the Fourth Proportional to 23,486.46, 32,407.80 and 13,412.76

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Solution

The fourth proportional to 23,486.46, 32,407.80 and 13,412.76 is: 18,507.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,486.46 : 32,407.80 = 13,412.76 : x
  2. Step 2: Convert to fraction form
    23,486.46/32,407.80 = 13,412.76/x
  3. Step 3: Cross multiply
    23,486.46x = 32,407.80 × 13,412.76
  4. Step 4: Simplify right side
    23,486.46x = 434,677,993.23
  5. Step 5: Solve for x
    x = 434,677,993.23/23,486.46
  6. Step 6: Final answer
    x = 18,507.60

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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.