Home / 34,890.63-48,132.15-20,733.45

Finding the Fourth Proportional to 34,890.63, 48,132.15 and 20,733.45

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Solution

The fourth proportional to 34,890.63, 48,132.15 and 20,733.45 is: 28,602.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,890.63 : 48,132.15 = 20,733.45 : x
  2. Step 2: Convert to fraction form
    34,890.63/48,132.15 = 20,733.45/x
  3. Step 3: Cross multiply
    34,890.63x = 48,132.15 × 20,733.45
  4. Step 4: Simplify right side
    34,890.63x = 997,945,525.42
  5. Step 5: Solve for x
    x = 997,945,525.42/34,890.63
  6. Step 6: Final answer
    x = 28,602.11

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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.