Home / 25,586.40-35,301.74-14,974.04

Finding the Fourth Proportional to 25,586.40, 35,301.74 and 14,974.04

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Solution

The fourth proportional to 25,586.40, 35,301.74 and 14,974.04 is: 20,659.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,586.40 : 35,301.74 = 14,974.04 : x
  2. Step 2: Convert to fraction form
    25,586.40/35,301.74 = 14,974.04/x
  3. Step 3: Cross multiply
    25,586.40x = 35,301.74 × 14,974.04
  4. Step 4: Simplify right side
    25,586.40x = 528,609,666.83
  5. Step 5: Solve for x
    x = 528,609,666.83/25,586.40
  6. Step 6: Final answer
    x = 20,659.79

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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.