Home / 37,421.22-56,160.38-13,751.20

Finding the Fourth Proportional to 37,421.22, 56,160.38 and 13,751.20

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Solution

The fourth proportional to 37,421.22, 56,160.38 and 13,751.20 is: 20,637.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,421.22 : 56,160.38 = 13,751.20 : x
  2. Step 2: Convert to fraction form
    37,421.22/56,160.38 = 13,751.20/x
  3. Step 3: Cross multiply
    37,421.22x = 56,160.38 × 13,751.20
  4. Step 4: Simplify right side
    37,421.22x = 772,272,336.65
  5. Step 5: Solve for x
    x = 772,272,336.65/37,421.22
  6. Step 6: Final answer
    x = 20,637.28

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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.