Home / 25,801.19-38,712.75-14,100.74

Finding the Fourth Proportional to 25,801.19, 38,712.75 and 14,100.74

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Solution

The fourth proportional to 25,801.19, 38,712.75 and 14,100.74 is: 21,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,801.19 : 38,712.75 = 14,100.74 : x
  2. Step 2: Convert to fraction form
    25,801.19/38,712.75 = 14,100.74/x
  3. Step 3: Cross multiply
    25,801.19x = 38,712.75 × 14,100.74
  4. Step 4: Simplify right side
    25,801.19x = 545,878,483.97
  5. Step 5: Solve for x
    x = 545,878,483.97/25,801.19
  6. Step 6: Final answer
    x = 21,157.10

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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.