Home / 23,707.12-32,715.84-13,097.20

Finding the Fourth Proportional to 23,707.12, 32,715.84 and 13,097.20

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Solution

The fourth proportional to 23,707.12, 32,715.84 and 13,097.20 is: 18,074.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,707.12 : 32,715.84 = 13,097.20 : x
  2. Step 2: Convert to fraction form
    23,707.12/32,715.84 = 13,097.20/x
  3. Step 3: Cross multiply
    23,707.12x = 32,715.84 × 13,097.20
  4. Step 4: Simplify right side
    23,707.12x = 428,485,899.65
  5. Step 5: Solve for x
    x = 428,485,899.65/23,707.12
  6. Step 6: Final answer
    x = 18,074.14

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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.