Home / 43,104.89-64,657.28-13,525.04

Finding the Fourth Proportional to 43,104.89, 64,657.28 and 13,525.04

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Solution

The fourth proportional to 43,104.89, 64,657.28 and 13,525.04 is: 20,287.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,104.89 : 64,657.28 = 13,525.04 : x
  2. Step 2: Convert to fraction form
    43,104.89/64,657.28 = 13,525.04/x
  3. Step 3: Cross multiply
    43,104.89x = 64,657.28 × 13,525.04
  4. Step 4: Simplify right side
    43,104.89x = 874,492,493.75
  5. Step 5: Solve for x
    x = 874,492,493.75/43,104.89
  6. Step 6: Final answer
    x = 20,287.55

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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.