Home / 26,924.48-37,124-18,430.72

Finding the Fourth Proportional to 26,924.48, 37,124 and 18,430.72

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Solution

The fourth proportional to 26,924.48, 37,124 and 18,430.72 is: 25,412.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,924.48 : 37,124 = 18,430.72 : x
  2. Step 2: Convert to fraction form
    26,924.48/37,124 = 18,430.72/x
  3. Step 3: Cross multiply
    26,924.48x = 37,124 × 18,430.72
  4. Step 4: Simplify right side
    26,924.48x = 684,222,049.28
  5. Step 5: Solve for x
    x = 684,222,049.28/26,924.48
  6. Step 6: Final answer
    x = 25,412.64

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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.