Home / 13,035.14-17,988.84-7,370.10

Finding the Fourth Proportional to 13,035.14, 17,988.84 and 7,370.10

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Solution

The fourth proportional to 13,035.14, 17,988.84 and 7,370.10 is: 10,170.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035.14 : 17,988.84 = 7,370.10 : x
  2. Step 2: Convert to fraction form
    13,035.14/17,988.84 = 7,370.10/x
  3. Step 3: Cross multiply
    13,035.14x = 17,988.84 × 7,370.10
  4. Step 4: Simplify right side
    13,035.14x = 132,579,549.68
  5. Step 5: Solve for x
    x = 132,579,549.68/13,035.14
  6. Step 6: Final answer
    x = 10,170.93

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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.