Home / 19,225.77-26,530.79-10,728.26

Finding the Fourth Proportional to 19,225.77, 26,530.79 and 10,728.26

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Solution

The fourth proportional to 19,225.77, 26,530.79 and 10,728.26 is: 14,804.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,225.77 : 26,530.79 = 10,728.26 : x
  2. Step 2: Convert to fraction form
    19,225.77/26,530.79 = 10,728.26/x
  3. Step 3: Cross multiply
    19,225.77x = 26,530.79 × 10,728.26
  4. Step 4: Simplify right side
    19,225.77x = 284,629,225.81
  5. Step 5: Solve for x
    x = 284,629,225.81/19,225.77
  6. Step 6: Final answer
    x = 14,804.57

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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.