Home / 32,460.84-44,767.80-21,126.12

Finding the Fourth Proportional to 32,460.84, 44,767.80 and 21,126.12

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Solution

The fourth proportional to 32,460.84, 44,767.80 and 21,126.12 is: 29,135.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,460.84 : 44,767.80 = 21,126.12 : x
  2. Step 2: Convert to fraction form
    32,460.84/44,767.80 = 21,126.12/x
  3. Step 3: Cross multiply
    32,460.84x = 44,767.80 × 21,126.12
  4. Step 4: Simplify right side
    32,460.84x = 945,769,914.94
  5. Step 5: Solve for x
    x = 945,769,914.94/32,460.84
  6. Step 6: Final answer
    x = 29,135.72

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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.