Home / 34,349.40-51,522.75-12,161.88

Finding the Fourth Proportional to 34,349.40, 51,522.75 and 12,161.88

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Solution

The fourth proportional to 34,349.40, 51,522.75 and 12,161.88 is: 18,242.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,349.40 : 51,522.75 = 12,161.88 : x
  2. Step 2: Convert to fraction form
    34,349.40/51,522.75 = 12,161.88/x
  3. Step 3: Cross multiply
    34,349.40x = 51,522.75 × 12,161.88
  4. Step 4: Simplify right side
    34,349.40x = 626,613,502.77
  5. Step 5: Solve for x
    x = 626,613,502.77/34,349.40
  6. Step 6: Final answer
    x = 18,242.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.