Home / 19,230.84-26,538.48-10,847.28

Finding the Fourth Proportional to 19,230.84, 26,538.48 and 10,847.28

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Solution

The fourth proportional to 19,230.84, 26,538.48 and 10,847.28 is: 14,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,230.84 : 26,538.48 = 10,847.28 : x
  2. Step 2: Convert to fraction form
    19,230.84/26,538.48 = 10,847.28/x
  3. Step 3: Cross multiply
    19,230.84x = 26,538.48 × 10,847.28
  4. Step 4: Simplify right side
    19,230.84x = 287,870,323.33
  5. Step 5: Solve for x
    x = 287,870,323.33/19,230.84
  6. Step 6: Final answer
    x = 14,969.20

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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.