Home / 34,649.01-47,827.92-20,501.82

Finding the Fourth Proportional to 34,649.01, 47,827.92 and 20,501.82

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Solution

The fourth proportional to 34,649.01, 47,827.92 and 20,501.82 is: 28,299.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,649.01 : 47,827.92 = 20,501.82 : x
  2. Step 2: Convert to fraction form
    34,649.01/47,827.92 = 20,501.82/x
  3. Step 3: Cross multiply
    34,649.01x = 47,827.92 × 20,501.82
  4. Step 4: Simplify right side
    34,649.01x = 980,559,406.81
  5. Step 5: Solve for x
    x = 980,559,406.81/34,649.01
  6. Step 6: Final answer
    x = 28,299.78

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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.