Home / 28,629.08-39,520.50-26,835.74

Finding the Fourth Proportional to 28,629.08, 39,520.50 and 26,835.74

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Solution

The fourth proportional to 28,629.08, 39,520.50 and 26,835.74 is: 37,044.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,629.08 : 39,520.50 = 26,835.74 : x
  2. Step 2: Convert to fraction form
    28,629.08/39,520.50 = 26,835.74/x
  3. Step 3: Cross multiply
    28,629.08x = 39,520.50 × 26,835.74
  4. Step 4: Simplify right side
    28,629.08x = 1,060,561,862.67
  5. Step 5: Solve for x
    x = 1,060,561,862.67/28,629.08
  6. Step 6: Final answer
    x = 37,044.92

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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.