Home / 35,680.83-53,521.80-13,504.65

Finding the Fourth Proportional to 35,680.83, 53,521.80 and 13,504.65

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Solution

The fourth proportional to 35,680.83, 53,521.80 and 13,504.65 is: 20,257.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,680.83 : 53,521.80 = 13,504.65 : x
  2. Step 2: Convert to fraction form
    35,680.83/53,521.80 = 13,504.65/x
  3. Step 3: Cross multiply
    35,680.83x = 53,521.80 × 13,504.65
  4. Step 4: Simplify right side
    35,680.83x = 722,793,176.37
  5. Step 5: Solve for x
    x = 722,793,176.37/35,680.83
  6. Step 6: Final answer
    x = 20,257.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.