Home / 37,243.04-51,335.40-30,516.80

Finding the Fourth Proportional to 37,243.04, 51,335.40 and 30,516.80

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Solution

The fourth proportional to 37,243.04, 51,335.40 and 30,516.80 is: 42,064.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,243.04 : 51,335.40 = 30,516.80 : x
  2. Step 2: Convert to fraction form
    37,243.04/51,335.40 = 30,516.80/x
  3. Step 3: Cross multiply
    37,243.04x = 51,335.40 × 30,516.80
  4. Step 4: Simplify right side
    37,243.04x = 1,566,592,134.72
  5. Step 5: Solve for x
    x = 1,566,592,134.72/37,243.04
  6. Step 6: Final answer
    x = 42,064.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.