Home / 23,653.04-32,640.45-13,043.12

Finding the Fourth Proportional to 23,653.04, 32,640.45 and 13,043.12

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Solution

The fourth proportional to 23,653.04, 32,640.45 and 13,043.12 is: 17,999.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,653.04 : 32,640.45 = 13,043.12 : x
  2. Step 2: Convert to fraction form
    23,653.04/32,640.45 = 13,043.12/x
  3. Step 3: Cross multiply
    23,653.04x = 32,640.45 × 13,043.12
  4. Step 4: Simplify right side
    23,653.04x = 425,733,306.20
  5. Step 5: Solve for x
    x = 425,733,306.20/23,653.04
  6. Step 6: Final answer
    x = 17,999.09

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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.