Home / 32,973.49-45,478.30-28,382.08

Finding the Fourth Proportional to 32,973.49, 45,478.30 and 28,382.08

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Solution

The fourth proportional to 32,973.49, 45,478.30 and 28,382.08 is: 39,145.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,973.49 : 45,478.30 = 28,382.08 : x
  2. Step 2: Convert to fraction form
    32,973.49/45,478.30 = 28,382.08/x
  3. Step 3: Cross multiply
    32,973.49x = 45,478.30 × 28,382.08
  4. Step 4: Simplify right side
    32,973.49x = 1,290,768,606.95
  5. Step 5: Solve for x
    x = 1,290,768,606.95/32,973.49
  6. Step 6: Final answer
    x = 39,145.65

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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.