Home / 37,610.70-56,416.14-15,420.12

Finding the Fourth Proportional to 37,610.70, 56,416.14 and 15,420.12

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Solution

The fourth proportional to 37,610.70, 56,416.14 and 15,420.12 is: 23,130.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,610.70 : 56,416.14 = 15,420.12 : x
  2. Step 2: Convert to fraction form
    37,610.70/56,416.14 = 15,420.12/x
  3. Step 3: Cross multiply
    37,610.70x = 56,416.14 × 15,420.12
  4. Step 4: Simplify right side
    37,610.70x = 869,943,648.74
  5. Step 5: Solve for x
    x = 869,943,648.74/37,610.70
  6. Step 6: Final answer
    x = 23,130.22

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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.