Home / 34,752.15-47,938.11-20,599.83

Finding the Fourth Proportional to 34,752.15, 47,938.11 and 20,599.83

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Solution

The fourth proportional to 34,752.15, 47,938.11 and 20,599.83 is: 28,415.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,752.15 : 47,938.11 = 20,599.83 : x
  2. Step 2: Convert to fraction form
    34,752.15/47,938.11 = 20,599.83/x
  3. Step 3: Cross multiply
    34,752.15x = 47,938.11 × 20,599.83
  4. Step 4: Simplify right side
    34,752.15x = 987,516,916.52
  5. Step 5: Solve for x
    x = 987,516,916.52/34,752.15
  6. Step 6: Final answer
    x = 28,415.99

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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.