Home / 26,594.16-39,915.72-13,455.78

Finding the Fourth Proportional to 26,594.16, 39,915.72 and 13,455.78

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Solution

The fourth proportional to 26,594.16, 39,915.72 and 13,455.78 is: 20,196.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,594.16 : 39,915.72 = 13,455.78 : x
  2. Step 2: Convert to fraction form
    26,594.16/39,915.72 = 13,455.78/x
  3. Step 3: Cross multiply
    26,594.16x = 39,915.72 × 13,455.78
  4. Step 4: Simplify right side
    26,594.16x = 537,097,146.86
  5. Step 5: Solve for x
    x = 537,097,146.86/26,594.16
  6. Step 6: Final answer
    x = 20,196.06

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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.