Home / 37,445.76-56,162.16-20,536.80

Finding the Fourth Proportional to 37,445.76, 56,162.16 and 20,536.80

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Solution

The fourth proportional to 37,445.76, 56,162.16 and 20,536.80 is: 30,801.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,445.76 : 56,162.16 = 20,536.80 : x
  2. Step 2: Convert to fraction form
    37,445.76/56,162.16 = 20,536.80/x
  3. Step 3: Cross multiply
    37,445.76x = 56,162.16 × 20,536.80
  4. Step 4: Simplify right side
    37,445.76x = 1,153,391,047.49
  5. Step 5: Solve for x
    x = 1,153,391,047.49/37,445.76
  6. Step 6: Final answer
    x = 30,801.65

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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.