Home / 37,421.02-56,141.26-18,700.30

Finding the Fourth Proportional to 37,421.02, 56,141.26 and 18,700.30

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Solution

The fourth proportional to 37,421.02, 56,141.26 and 18,700.30 is: 28,055.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,421.02 : 56,141.26 = 18,700.30 : x
  2. Step 2: Convert to fraction form
    37,421.02/56,141.26 = 18,700.30/x
  3. Step 3: Cross multiply
    37,421.02x = 56,141.26 × 18,700.30
  4. Step 4: Simplify right side
    37,421.02x = 1,049,858,404.38
  5. Step 5: Solve for x
    x = 1,049,858,404.38/37,421.02
  6. Step 6: Final answer
    x = 28,055.31

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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.