Home / 44,611.36-66,904.08-13,438.24

Finding the Fourth Proportional to 44,611.36, 66,904.08 and 13,438.24

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Solution

The fourth proportional to 44,611.36, 66,904.08 and 13,438.24 is: 20,153.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,611.36 : 66,904.08 = 13,438.24 : x
  2. Step 2: Convert to fraction form
    44,611.36/66,904.08 = 13,438.24/x
  3. Step 3: Cross multiply
    44,611.36x = 66,904.08 × 13,438.24
  4. Step 4: Simplify right side
    44,611.36x = 899,073,084.02
  5. Step 5: Solve for x
    x = 899,073,084.02/44,611.36
  6. Step 6: Final answer
    x = 20,153.46

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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.