Home / 34,489.48-47,595.92-20,877.35

Finding the Fourth Proportional to 34,489.48, 47,595.92 and 20,877.35

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Solution

The fourth proportional to 34,489.48, 47,595.92 and 20,877.35 is: 28,811.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,489.48 : 47,595.92 = 20,877.35 : x
  2. Step 2: Convert to fraction form
    34,489.48/47,595.92 = 20,877.35/x
  3. Step 3: Cross multiply
    34,489.48x = 47,595.92 × 20,877.35
  4. Step 4: Simplify right side
    34,489.48x = 993,676,367.40
  5. Step 5: Solve for x
    x = 993,676,367.40/34,489.48
  6. Step 6: Final answer
    x = 28,811.00

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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.