Home / 34,203.05-47,208.08-20,060.45

Finding the Fourth Proportional to 34,203.05, 47,208.08 and 20,060.45

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Solution

The fourth proportional to 34,203.05, 47,208.08 and 20,060.45 is: 27,688.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,203.05 : 47,208.08 = 20,060.45 : x
  2. Step 2: Convert to fraction form
    34,203.05/47,208.08 = 20,060.45/x
  3. Step 3: Cross multiply
    34,203.05x = 47,208.08 × 20,060.45
  4. Step 4: Simplify right side
    34,203.05x = 947,015,328.44
  5. Step 5: Solve for x
    x = 947,015,328.44/34,203.05
  6. Step 6: Final answer
    x = 27,688.04

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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.