Home / 25,348.21-38,009.27-8,703.74

Finding the Fourth Proportional to 25,348.21, 38,009.27 and 8,703.74

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Solution

The fourth proportional to 25,348.21, 38,009.27 and 8,703.74 is: 13,051.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,348.21 : 38,009.27 = 8,703.74 : x
  2. Step 2: Convert to fraction form
    25,348.21/38,009.27 = 8,703.74/x
  3. Step 3: Cross multiply
    25,348.21x = 38,009.27 × 8,703.74
  4. Step 4: Simplify right side
    25,348.21x = 330,822,920.45
  5. Step 5: Solve for x
    x = 330,822,920.45/25,348.21
  6. Step 6: Final answer
    x = 13,051.14

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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.