Home / 23,460.40-32,373.60-13,388.56

Finding the Fourth Proportional to 23,460.40, 32,373.60 and 13,388.56

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Solution

The fourth proportional to 23,460.40, 32,373.60 and 13,388.56 is: 18,475.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,460.40 : 32,373.60 = 13,388.56 : x
  2. Step 2: Convert to fraction form
    23,460.40/32,373.60 = 13,388.56/x
  3. Step 3: Cross multiply
    23,460.40x = 32,373.60 × 13,388.56
  4. Step 4: Simplify right side
    23,460.40x = 433,435,886.02
  5. Step 5: Solve for x
    x = 433,435,886.02/23,460.40
  6. Step 6: Final answer
    x = 18,475.21

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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.