Home / 25,555.42-38,339.50-25,131.63

Finding the Fourth Proportional to 25,555.42, 38,339.50 and 25,131.63

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Solution

The fourth proportional to 25,555.42, 38,339.50 and 25,131.63 is: 37,703.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,555.42 : 38,339.50 = 25,131.63 : x
  2. Step 2: Convert to fraction form
    25,555.42/38,339.50 = 25,131.63/x
  3. Step 3: Cross multiply
    25,555.42x = 38,339.50 × 25,131.63
  4. Step 4: Simplify right side
    25,555.42x = 963,534,327.13
  5. Step 5: Solve for x
    x = 963,534,327.13/25,555.42
  6. Step 6: Final answer
    x = 37,703.72

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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.