Home / 12,559.12-17,333.12-7,253.93

Finding the Fourth Proportional to 12,559.12, 17,333.12 and 7,253.93

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Solution

The fourth proportional to 12,559.12, 17,333.12 and 7,253.93 is: 10,011.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559.12 : 17,333.12 = 7,253.93 : x
  2. Step 2: Convert to fraction form
    12,559.12/17,333.12 = 7,253.93/x
  3. Step 3: Cross multiply
    12,559.12x = 17,333.12 × 7,253.93
  4. Step 4: Simplify right side
    12,559.12x = 125,733,239.16
  5. Step 5: Solve for x
    x = 125,733,239.16/12,559.12
  6. Step 6: Final answer
    x = 10,011.31

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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.