Home / 13,052.03-18,011.86-7,674.16

Finding the Fourth Proportional to 13,052.03, 18,011.86 and 7,674.16

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Solution

The fourth proportional to 13,052.03, 18,011.86 and 7,674.16 is: 10,590.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.03 : 18,011.86 = 7,674.16 : x
  2. Step 2: Convert to fraction form
    13,052.03/18,011.86 = 7,674.16/x
  3. Step 3: Cross multiply
    13,052.03x = 18,011.86 × 7,674.16
  4. Step 4: Simplify right side
    13,052.03x = 138,225,836.02
  5. Step 5: Solve for x
    x = 138,225,836.02/13,052.03
  6. Step 6: Final answer
    x = 10,590.37

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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.