Home / 32,805.75-45,264.63-19,377.57

Finding the Fourth Proportional to 32,805.75, 45,264.63 and 19,377.57

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Solution

The fourth proportional to 32,805.75, 45,264.63 and 19,377.57 is: 26,736.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,805.75 : 45,264.63 = 19,377.57 : x
  2. Step 2: Convert to fraction form
    32,805.75/45,264.63 = 19,377.57/x
  3. Step 3: Cross multiply
    32,805.75x = 45,264.63 × 19,377.57
  4. Step 4: Simplify right side
    32,805.75x = 877,118,536.35
  5. Step 5: Solve for x
    x = 877,118,536.35/32,805.75
  6. Step 6: Final answer
    x = 26,736.73

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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.