Home / 25,407.40-38,088.06-11,548.84

Finding the Fourth Proportional to 25,407.40, 38,088.06 and 11,548.84

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Solution

The fourth proportional to 25,407.40, 38,088.06 and 11,548.84 is: 17,312.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,407.40 : 38,088.06 = 11,548.84 : x
  2. Step 2: Convert to fraction form
    25,407.40/38,088.06 = 11,548.84/x
  3. Step 3: Cross multiply
    25,407.40x = 38,088.06 × 11,548.84
  4. Step 4: Simplify right side
    25,407.40x = 439,872,910.85
  5. Step 5: Solve for x
    x = 439,872,910.85/25,407.40
  6. Step 6: Final answer
    x = 17,312.79

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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.