Home / 34,177.34-47,168.81-20,030.18

Finding the Fourth Proportional to 34,177.34, 47,168.81 and 20,030.18

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Solution

The fourth proportional to 34,177.34, 47,168.81 and 20,030.18 is: 27,644.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,177.34 : 47,168.81 = 20,030.18 : x
  2. Step 2: Convert to fraction form
    34,177.34/47,168.81 = 20,030.18/x
  3. Step 3: Cross multiply
    34,177.34x = 47,168.81 × 20,030.18
  4. Step 4: Simplify right side
    34,177.34x = 944,799,493.80
  5. Step 5: Solve for x
    x = 944,799,493.80/34,177.34
  6. Step 6: Final answer
    x = 27,644.03

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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.