Home / 26,848.52-37,085.80-20,436.16

Finding the Fourth Proportional to 26,848.52, 37,085.80 and 20,436.16

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Solution

The fourth proportional to 26,848.52, 37,085.80 and 20,436.16 is: 28,228.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,848.52 : 37,085.80 = 20,436.16 : x
  2. Step 2: Convert to fraction form
    26,848.52/37,085.80 = 20,436.16/x
  3. Step 3: Cross multiply
    26,848.52x = 37,085.80 × 20,436.16
  4. Step 4: Simplify right side
    26,848.52x = 757,891,342.53
  5. Step 5: Solve for x
    x = 757,891,342.53/26,848.52
  6. Step 6: Final answer
    x = 28,228.42

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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.