Home / 26,915.64-40,336.44-13,740.24

Finding the Fourth Proportional to 26,915.64, 40,336.44 and 13,740.24

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Solution

The fourth proportional to 26,915.64, 40,336.44 and 13,740.24 is: 20,591.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,915.64 : 40,336.44 = 13,740.24 : x
  2. Step 2: Convert to fraction form
    26,915.64/40,336.44 = 13,740.24/x
  3. Step 3: Cross multiply
    26,915.64x = 40,336.44 × 13,740.24
  4. Step 4: Simplify right side
    26,915.64x = 554,232,366.35
  5. Step 5: Solve for x
    x = 554,232,366.35/26,915.64
  6. Step 6: Final answer
    x = 20,591.46

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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.