Home / 13,252.16-18,287.88-7,283.66

Finding the Fourth Proportional to 13,252.16, 18,287.88 and 7,283.66

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Solution

The fourth proportional to 13,252.16, 18,287.88 and 7,283.66 is: 10,051.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252.16 : 18,287.88 = 7,283.66 : x
  2. Step 2: Convert to fraction form
    13,252.16/18,287.88 = 7,283.66/x
  3. Step 3: Cross multiply
    13,252.16x = 18,287.88 × 7,283.66
  4. Step 4: Simplify right side
    13,252.16x = 133,202,700.04
  5. Step 5: Solve for x
    x = 133,202,700.04/13,252.16
  6. Step 6: Final answer
    x = 10,051.40

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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.