Home / 13,829.52-19,084.23-7,541.76

Finding the Fourth Proportional to 13,829.52, 19,084.23 and 7,541.76

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Solution

The fourth proportional to 13,829.52, 19,084.23 and 7,541.76 is: 10,407.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829.52 : 19,084.23 = 7,541.76 : x
  2. Step 2: Convert to fraction form
    13,829.52/19,084.23 = 7,541.76/x
  3. Step 3: Cross multiply
    13,829.52x = 19,084.23 × 7,541.76
  4. Step 4: Simplify right side
    13,829.52x = 143,928,682.44
  5. Step 5: Solve for x
    x = 143,928,682.44/13,829.52
  6. Step 6: Final answer
    x = 10,407.35

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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.