Home / 28,300.39-39,094.40-26,805.68

Finding the Fourth Proportional to 28,300.39, 39,094.40 and 26,805.68

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Solution

The fourth proportional to 28,300.39, 39,094.40 and 26,805.68 is: 37,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,300.39 : 39,094.40 = 26,805.68 : x
  2. Step 2: Convert to fraction form
    28,300.39/39,094.40 = 26,805.68/x
  3. Step 3: Cross multiply
    28,300.39x = 39,094.40 × 26,805.68
  4. Step 4: Simplify right side
    28,300.39x = 1,047,952,063.46
  5. Step 5: Solve for x
    x = 1,047,952,063.46/28,300.39
  6. Step 6: Final answer
    x = 37,029.60

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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.