Home / 15,407.36-23,113.90-4,880.04

Finding the Fourth Proportional to 15,407.36, 23,113.90 and 4,880.04

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Solution

The fourth proportional to 15,407.36, 23,113.90 and 4,880.04 is: 7,320.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,407.36 : 23,113.90 = 4,880.04 : x
  2. Step 2: Convert to fraction form
    15,407.36/23,113.90 = 4,880.04/x
  3. Step 3: Cross multiply
    15,407.36x = 23,113.90 × 4,880.04
  4. Step 4: Simplify right side
    15,407.36x = 112,796,756.56
  5. Step 5: Solve for x
    x = 112,796,756.56/15,407.36
  6. Step 6: Final answer
    x = 7,320.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.