Home / 28,471.36-42,456.08-26,501.44

Finding the Fourth Proportional to 28,471.36, 42,456.08 and 26,501.44

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Solution

The fourth proportional to 28,471.36, 42,456.08 and 26,501.44 is: 39,518.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,471.36 : 42,456.08 = 26,501.44 : x
  2. Step 2: Convert to fraction form
    28,471.36/42,456.08 = 26,501.44/x
  3. Step 3: Cross multiply
    28,471.36x = 42,456.08 × 26,501.44
  4. Step 4: Simplify right side
    28,471.36x = 1,125,147,256.76
  5. Step 5: Solve for x
    x = 1,125,147,256.76/28,471.36
  6. Step 6: Final answer
    x = 39,518.56

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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.