Home / 27,346.64-37,737.40-15,412.48

Finding the Fourth Proportional to 27,346.64, 37,737.40 and 15,412.48

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Solution

The fourth proportional to 27,346.64, 37,737.40 and 15,412.48 is: 21,268.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,346.64 : 37,737.40 = 15,412.48 : x
  2. Step 2: Convert to fraction form
    27,346.64/37,737.40 = 15,412.48/x
  3. Step 3: Cross multiply
    27,346.64x = 37,737.40 × 15,412.48
  4. Step 4: Simplify right side
    27,346.64x = 581,626,922.75
  5. Step 5: Solve for x
    x = 581,626,922.75/27,346.64
  6. Step 6: Final answer
    x = 21,268.68

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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.