Home / 19,172.48-26,457.96-10,674.56

Finding the Fourth Proportional to 19,172.48, 26,457.96 and 10,674.56

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Solution

The fourth proportional to 19,172.48, 26,457.96 and 10,674.56 is: 14,730.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172.48 : 26,457.96 = 10,674.56 : x
  2. Step 2: Convert to fraction form
    19,172.48/26,457.96 = 10,674.56/x
  3. Step 3: Cross multiply
    19,172.48x = 26,457.96 × 10,674.56
  4. Step 4: Simplify right side
    19,172.48x = 282,427,081.50
  5. Step 5: Solve for x
    x = 282,427,081.50/19,172.48
  6. Step 6: Final answer
    x = 14,730.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.