Home / 28,822.39-42,947.07-25,678.24

Finding the Fourth Proportional to 28,822.39, 42,947.07 and 25,678.24

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Solution

The fourth proportional to 28,822.39, 42,947.07 and 25,678.24 is: 38,262.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,822.39 : 42,947.07 = 25,678.24 : x
  2. Step 2: Convert to fraction form
    28,822.39/42,947.07 = 25,678.24/x
  3. Step 3: Cross multiply
    28,822.39x = 42,947.07 × 25,678.24
  4. Step 4: Simplify right side
    28,822.39x = 1,102,804,827.63
  5. Step 5: Solve for x
    x = 1,102,804,827.63/28,822.39
  6. Step 6: Final answer
    x = 38,262.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.