Home / 34,157.04-47,141.03-20,727.52

Finding the Fourth Proportional to 34,157.04, 47,141.03 and 20,727.52

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Solution

The fourth proportional to 34,157.04, 47,141.03 and 20,727.52 is: 28,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,157.04 : 47,141.03 = 20,727.52 : x
  2. Step 2: Convert to fraction form
    34,157.04/47,141.03 = 20,727.52/x
  3. Step 3: Cross multiply
    34,157.04x = 47,141.03 × 20,727.52
  4. Step 4: Simplify right side
    34,157.04x = 977,116,354.62
  5. Step 5: Solve for x
    x = 977,116,354.62/34,157.04
  6. Step 6: Final answer
    x = 28,606.59

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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.