Home / 25,157.48-34,717.97-14,547.78

Finding the Fourth Proportional to 25,157.48, 34,717.97 and 14,547.78

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Solution

The fourth proportional to 25,157.48, 34,717.97 and 14,547.78 is: 20,076.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,157.48 : 34,717.97 = 14,547.78 : x
  2. Step 2: Convert to fraction form
    25,157.48/34,717.97 = 14,547.78/x
  3. Step 3: Cross multiply
    25,157.48x = 34,717.97 × 14,547.78
  4. Step 4: Simplify right side
    25,157.48x = 505,069,316.87
  5. Step 5: Solve for x
    x = 505,069,316.87/25,157.48
  6. Step 6: Final answer
    x = 20,076.31

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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.