Home / 37,520.07-56,271.74-11,221.40

Finding the Fourth Proportional to 37,520.07, 56,271.74 and 11,221.40

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Solution

The fourth proportional to 37,520.07, 56,271.74 and 11,221.40 is: 16,829.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,520.07 : 56,271.74 = 11,221.40 : x
  2. Step 2: Convert to fraction form
    37,520.07/56,271.74 = 11,221.40/x
  3. Step 3: Cross multiply
    37,520.07x = 56,271.74 × 11,221.40
  4. Step 4: Simplify right side
    37,520.07x = 631,447,365.77
  5. Step 5: Solve for x
    x = 631,447,365.77/37,520.07
  6. Step 6: Final answer
    x = 16,829.59

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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.