Home / 37,801.90-52,157.72-31,775.05

Finding the Fourth Proportional to 37,801.90, 52,157.72 and 31,775.05

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Solution

The fourth proportional to 37,801.90, 52,157.72 and 31,775.05 is: 43,842.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,801.90 : 52,157.72 = 31,775.05 : x
  2. Step 2: Convert to fraction form
    37,801.90/52,157.72 = 31,775.05/x
  3. Step 3: Cross multiply
    37,801.90x = 52,157.72 × 31,775.05
  4. Step 4: Simplify right side
    37,801.90x = 1,657,313,741.22
  5. Step 5: Solve for x
    x = 1,657,313,741.22/37,801.90
  6. Step 6: Final answer
    x = 43,842.08

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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.