Home / 15,054.06-20,726.07-12,925.38

Finding the Fourth Proportional to 15,054.06, 20,726.07 and 12,925.38

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Solution

The fourth proportional to 15,054.06, 20,726.07 and 12,925.38 is: 17,795.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,054.06 : 20,726.07 = 12,925.38 : x
  2. Step 2: Convert to fraction form
    15,054.06/20,726.07 = 12,925.38/x
  3. Step 3: Cross multiply
    15,054.06x = 20,726.07 × 12,925.38
  4. Step 4: Simplify right side
    15,054.06x = 267,892,330.66
  5. Step 5: Solve for x
    x = 267,892,330.66/15,054.06
  6. Step 6: Final answer
    x = 17,795.35

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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.