Home / 34,403.84-47,477.28-20,060.90

Finding the Fourth Proportional to 34,403.84, 47,477.28 and 20,060.90

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Solution

The fourth proportional to 34,403.84, 47,477.28 and 20,060.90 is: 27,684.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,403.84 : 47,477.28 = 20,060.90 : x
  2. Step 2: Convert to fraction form
    34,403.84/47,477.28 = 20,060.90/x
  3. Step 3: Cross multiply
    34,403.84x = 47,477.28 × 20,060.90
  4. Step 4: Simplify right side
    34,403.84x = 952,436,628.66
  5. Step 5: Solve for x
    x = 952,436,628.66/34,403.84
  6. Step 6: Final answer
    x = 27,684.03

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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.