Home / 32,740.32-45,179.49-19,308.51

Finding the Fourth Proportional to 32,740.32, 45,179.49 and 19,308.51

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Solution

The fourth proportional to 32,740.32, 45,179.49 and 19,308.51 is: 26,644.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,740.32 : 45,179.49 = 19,308.51 : x
  2. Step 2: Convert to fraction form
    32,740.32/45,179.49 = 19,308.51/x
  3. Step 3: Cross multiply
    32,740.32x = 45,179.49 × 19,308.51
  4. Step 4: Simplify right side
    32,740.32x = 872,348,634.46
  5. Step 5: Solve for x
    x = 872,348,634.46/32,740.32
  6. Step 6: Final answer
    x = 26,644.47

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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.