Home / 13,475.32-18,596.70-7,506.76

Finding the Fourth Proportional to 13,475.32, 18,596.70 and 7,506.76

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Solution

The fourth proportional to 13,475.32, 18,596.70 and 7,506.76 is: 10,359.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.32 : 18,596.70 = 7,506.76 : x
  2. Step 2: Convert to fraction form
    13,475.32/18,596.70 = 7,506.76/x
  3. Step 3: Cross multiply
    13,475.32x = 18,596.70 × 7,506.76
  4. Step 4: Simplify right side
    13,475.32x = 139,600,963.69
  5. Step 5: Solve for x
    x = 139,600,963.69/13,475.32
  6. Step 6: Final answer
    x = 10,359.75

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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.