Home / 19,861.66-29,792.46-5,070.58

Finding the Fourth Proportional to 19,861.66, 29,792.46 and 5,070.58

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Solution

The fourth proportional to 19,861.66, 29,792.46 and 5,070.58 is: 7,605.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,861.66 : 29,792.46 = 5,070.58 : x
  2. Step 2: Convert to fraction form
    19,861.66/29,792.46 = 5,070.58/x
  3. Step 3: Cross multiply
    19,861.66x = 29,792.46 × 5,070.58
  4. Step 4: Simplify right side
    19,861.66x = 151,065,051.83
  5. Step 5: Solve for x
    x = 151,065,051.83/19,861.66
  6. Step 6: Final answer
    x = 7,605.86

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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.