Home / 25,752.37-38,653.52-12,434.75

Finding the Fourth Proportional to 25,752.37, 38,653.52 and 12,434.75

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Solution

The fourth proportional to 25,752.37, 38,653.52 and 12,434.75 is: 18,664.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,752.37 : 38,653.52 = 12,434.75 : x
  2. Step 2: Convert to fraction form
    25,752.37/38,653.52 = 12,434.75/x
  3. Step 3: Cross multiply
    25,752.37x = 38,653.52 × 12,434.75
  4. Step 4: Simplify right side
    25,752.37x = 480,646,857.82
  5. Step 5: Solve for x
    x = 480,646,857.82/25,752.37
  6. Step 6: Final answer
    x = 18,664.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.