Home / 25,060.40-37,615.20-18,835.66

Finding the Fourth Proportional to 25,060.40, 37,615.20 and 18,835.66

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Solution

The fourth proportional to 25,060.40, 37,615.20 and 18,835.66 is: 28,271.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,060.40 : 37,615.20 = 18,835.66 : x
  2. Step 2: Convert to fraction form
    25,060.40/37,615.20 = 18,835.66/x
  3. Step 3: Cross multiply
    25,060.40x = 37,615.20 × 18,835.66
  4. Step 4: Simplify right side
    25,060.40x = 708,507,118.03
  5. Step 5: Solve for x
    x = 708,507,118.03/25,060.40
  6. Step 6: Final answer
    x = 28,271.98

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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.