Home / 44,515.31-66,779.54-12,925.61

Finding the Fourth Proportional to 44,515.31, 66,779.54 and 12,925.61

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Solution

The fourth proportional to 44,515.31, 66,779.54 and 12,925.61 is: 19,390.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,515.31 : 66,779.54 = 12,925.61 : x
  2. Step 2: Convert to fraction form
    44,515.31/66,779.54 = 12,925.61/x
  3. Step 3: Cross multiply
    44,515.31x = 66,779.54 × 12,925.61
  4. Step 4: Simplify right side
    44,515.31x = 863,166,190.39
  5. Step 5: Solve for x
    x = 863,166,190.39/44,515.31
  6. Step 6: Final answer
    x = 19,390.32

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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.