Home / 32,991.12-45,527.90-31,799.21

Finding the Fourth Proportional to 32,991.12, 45,527.90 and 31,799.21

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Solution

The fourth proportional to 32,991.12, 45,527.90 and 31,799.21 is: 43,883.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,991.12 : 45,527.90 = 31,799.21 : x
  2. Step 2: Convert to fraction form
    32,991.12/45,527.90 = 31,799.21/x
  3. Step 3: Cross multiply
    32,991.12x = 45,527.90 × 31,799.21
  4. Step 4: Simplify right side
    32,991.12x = 1,447,750,866.32
  5. Step 5: Solve for x
    x = 1,447,750,866.32/32,991.12
  6. Step 6: Final answer
    x = 43,883.05

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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.