Home / 32,634.77-45,010.28-21,875.94

Finding the Fourth Proportional to 32,634.77, 45,010.28 and 21,875.94

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Solution

The fourth proportional to 32,634.77, 45,010.28 and 21,875.94 is: 30,171.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,634.77 : 45,010.28 = 21,875.94 : x
  2. Step 2: Convert to fraction form
    32,634.77/45,010.28 = 21,875.94/x
  3. Step 3: Cross multiply
    32,634.77x = 45,010.28 × 21,875.94
  4. Step 4: Simplify right side
    32,634.77x = 984,642,239.35
  5. Step 5: Solve for x
    x = 984,642,239.35/32,634.77
  6. Step 6: Final answer
    x = 30,171.57

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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.