Home / 25,197.84-34,772.31-14,587.65

Finding the Fourth Proportional to 25,197.84, 34,772.31 and 14,587.65

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Solution

The fourth proportional to 25,197.84, 34,772.31 and 14,587.65 is: 20,130.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,197.84 : 34,772.31 = 14,587.65 : x
  2. Step 2: Convert to fraction form
    25,197.84/34,772.31 = 14,587.65/x
  3. Step 3: Cross multiply
    25,197.84x = 34,772.31 × 14,587.65
  4. Step 4: Simplify right side
    25,197.84x = 507,246,287.97
  5. Step 5: Solve for x
    x = 507,246,287.97/25,197.84
  6. Step 6: Final answer
    x = 20,130.55

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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.