Home / 34,200.29-47,189.55-19,090.55

Finding the Fourth Proportional to 34,200.29, 47,189.55 and 19,090.55

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Solution

The fourth proportional to 34,200.29, 47,189.55 and 19,090.55 is: 26,341.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,200.29 : 47,189.55 = 19,090.55 : x
  2. Step 2: Convert to fraction form
    34,200.29/47,189.55 = 19,090.55/x
  3. Step 3: Cross multiply
    34,200.29x = 47,189.55 × 19,090.55
  4. Step 4: Simplify right side
    34,200.29x = 900,874,463.75
  5. Step 5: Solve for x
    x = 900,874,463.75/34,200.29
  6. Step 6: Final answer
    x = 26,341.14

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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.