Home / 26,861.65-40,276.18-10,222.81

Finding the Fourth Proportional to 26,861.65, 40,276.18 and 10,222.81

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Solution

The fourth proportional to 26,861.65, 40,276.18 and 10,222.81 is: 15,328.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,861.65 : 40,276.18 = 10,222.81 : x
  2. Step 2: Convert to fraction form
    26,861.65/40,276.18 = 10,222.81/x
  3. Step 3: Cross multiply
    26,861.65x = 40,276.18 × 10,222.81
  4. Step 4: Simplify right side
    26,861.65x = 411,735,735.67
  5. Step 5: Solve for x
    x = 411,735,735.67/26,861.65
  6. Step 6: Final answer
    x = 15,328.01

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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.