Home / 37,117.86-55,618.40-28,704.96

Finding the Fourth Proportional to 37,117.86, 55,618.40 and 28,704.96

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Solution

The fourth proportional to 37,117.86, 55,618.40 and 28,704.96 is: 43,012.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,117.86 : 55,618.40 = 28,704.96 : x
  2. Step 2: Convert to fraction form
    37,117.86/55,618.40 = 28,704.96/x
  3. Step 3: Cross multiply
    37,117.86x = 55,618.40 × 28,704.96
  4. Step 4: Simplify right side
    37,117.86x = 1,596,523,803.74
  5. Step 5: Solve for x
    x = 1,596,523,803.74/37,117.86
  6. Step 6: Final answer
    x = 43,012.28

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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.