Home / 37,590.12-51,756.02-31,913.64

Finding the Fourth Proportional to 37,590.12, 51,756.02 and 31,913.64

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Solution

The fourth proportional to 37,590.12, 51,756.02 and 31,913.64 is: 43,940.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,590.12 : 51,756.02 = 31,913.64 : x
  2. Step 2: Convert to fraction form
    37,590.12/51,756.02 = 31,913.64/x
  3. Step 3: Cross multiply
    37,590.12x = 51,756.02 × 31,913.64
  4. Step 4: Simplify right side
    37,590.12x = 1,651,722,830.54
  5. Step 5: Solve for x
    x = 1,651,722,830.54/37,590.12
  6. Step 6: Final answer
    x = 43,940.34

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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.