Home / 55,432.49-76,496.81-29,938.84

Finding the Fourth Proportional to 55,432.49, 76,496.81 and 29,938.84

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Solution

The fourth proportional to 55,432.49, 76,496.81 and 29,938.84 is: 41,315.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,432.49 : 76,496.81 = 29,938.84 : x
  2. Step 2: Convert to fraction form
    55,432.49/76,496.81 = 29,938.84/x
  3. Step 3: Cross multiply
    55,432.49x = 76,496.81 × 29,938.84
  4. Step 4: Simplify right side
    55,432.49x = 2,290,225,813.30
  5. Step 5: Solve for x
    x = 2,290,225,813.30/55,432.49
  6. Step 6: Final answer
    x = 41,315.59

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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.