Home / 34,648.29-47,803.77-21,205.53

Finding the Fourth Proportional to 34,648.29, 47,803.77 and 21,205.53

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Solution

The fourth proportional to 34,648.29, 47,803.77 and 21,205.53 is: 29,256.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,648.29 : 47,803.77 = 21,205.53 : x
  2. Step 2: Convert to fraction form
    34,648.29/47,803.77 = 21,205.53/x
  3. Step 3: Cross multiply
    34,648.29x = 47,803.77 × 21,205.53
  4. Step 4: Simplify right side
    34,648.29x = 1,013,704,278.85
  5. Step 5: Solve for x
    x = 1,013,704,278.85/34,648.29
  6. Step 6: Final answer
    x = 29,256.98

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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.