Home / 37,420.15-56,090.06-18,663.13

Finding the Fourth Proportional to 37,420.15, 56,090.06 and 18,663.13

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Solution

The fourth proportional to 37,420.15, 56,090.06 and 18,663.13 is: 27,974.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,420.15 : 56,090.06 = 18,663.13 : x
  2. Step 2: Convert to fraction form
    37,420.15/56,090.06 = 18,663.13/x
  3. Step 3: Cross multiply
    37,420.15x = 56,090.06 × 18,663.13
  4. Step 4: Simplify right side
    37,420.15x = 1,046,816,128.40
  5. Step 5: Solve for x
    x = 1,046,816,128.40/37,420.15
  6. Step 6: Final answer
    x = 27,974.66

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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.