Home / 12,950.34-19,429.60-4,630.16

Finding the Fourth Proportional to 12,950.34, 19,429.60 and 4,630.16

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Solution

The fourth proportional to 12,950.34, 19,429.60 and 4,630.16 is: 6,946.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,950.34 : 19,429.60 = 4,630.16 : x
  2. Step 2: Convert to fraction form
    12,950.34/19,429.60 = 4,630.16/x
  3. Step 3: Cross multiply
    12,950.34x = 19,429.60 × 4,630.16
  4. Step 4: Simplify right side
    12,950.34x = 89,962,156.74
  5. Step 5: Solve for x
    x = 89,962,156.74/12,950.34
  6. Step 6: Final answer
    x = 6,946.70

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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.