Home / 15,670.60-23,503.21-4,426.72

Finding the Fourth Proportional to 15,670.60, 23,503.21 and 4,426.72

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Solution

The fourth proportional to 15,670.60, 23,503.21 and 4,426.72 is: 6,639.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,670.60 : 23,503.21 = 4,426.72 : x
  2. Step 2: Convert to fraction form
    15,670.60/23,503.21 = 4,426.72/x
  3. Step 3: Cross multiply
    15,670.60x = 23,503.21 × 4,426.72
  4. Step 4: Simplify right side
    15,670.60x = 104,042,059.95
  5. Step 5: Solve for x
    x = 104,042,059.95/15,670.60
  6. Step 6: Final answer
    x = 6,639.32

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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.