Home / 13,252.07-18,287.58-7,283.60

Finding the Fourth Proportional to 13,252.07, 18,287.58 and 7,283.60

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Solution

The fourth proportional to 13,252.07, 18,287.58 and 7,283.60 is: 10,051.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252.07 : 18,287.58 = 7,283.60 : x
  2. Step 2: Convert to fraction form
    13,252.07/18,287.58 = 7,283.60/x
  3. Step 3: Cross multiply
    13,252.07x = 18,287.58 × 7,283.60
  4. Step 4: Simplify right side
    13,252.07x = 133,199,417.69
  5. Step 5: Solve for x
    x = 133,199,417.69/13,252.07
  6. Step 6: Final answer
    x = 10,051.22

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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.