Home / 53,728.41-74,145.95-29,854.65

Finding the Fourth Proportional to 53,728.41, 74,145.95 and 29,854.65

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Solution

The fourth proportional to 53,728.41, 74,145.95 and 29,854.65 is: 41,199.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,728.41 : 74,145.95 = 29,854.65 : x
  2. Step 2: Convert to fraction form
    53,728.41/74,145.95 = 29,854.65/x
  3. Step 3: Cross multiply
    53,728.41x = 74,145.95 × 29,854.65
  4. Step 4: Simplify right side
    53,728.41x = 2,213,601,236.89
  5. Step 5: Solve for x
    x = 2,213,601,236.89/53,728.41
  6. Step 6: Final answer
    x = 41,199.83

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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.