Home / 12,560.41-17,333.64-7,529.92

Finding the Fourth Proportional to 12,560.41, 17,333.64 and 7,529.92

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Solution

The fourth proportional to 12,560.41, 17,333.64 and 7,529.92 is: 10,391.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560.41 : 17,333.64 = 7,529.92 : x
  2. Step 2: Convert to fraction form
    12,560.41/17,333.64 = 7,529.92/x
  3. Step 3: Cross multiply
    12,560.41x = 17,333.64 × 7,529.92
  4. Step 4: Simplify right side
    12,560.41x = 130,520,922.51
  5. Step 5: Solve for x
    x = 130,520,922.51/12,560.41
  6. Step 6: Final answer
    x = 10,391.45

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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.