Home / 12,973.16-17,903.40-7,672.52

Finding the Fourth Proportional to 12,973.16, 17,903.40 and 7,672.52

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Solution

The fourth proportional to 12,973.16, 17,903.40 and 7,672.52 is: 10,588.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,973.16 : 17,903.40 = 7,672.52 : x
  2. Step 2: Convert to fraction form
    12,973.16/17,903.40 = 7,672.52/x
  3. Step 3: Cross multiply
    12,973.16x = 17,903.40 × 7,672.52
  4. Step 4: Simplify right side
    12,973.16x = 137,364,194.57
  5. Step 5: Solve for x
    x = 137,364,194.57/12,973.16
  6. Step 6: Final answer
    x = 10,588.34

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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.