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Finding the Fourth Proportional to 13,797.88, 19,041.07 and 7,510.30

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Solution

The fourth proportional to 13,797.88, 19,041.07 and 7,510.30 is: 10,364.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,797.88 : 19,041.07 = 7,510.30 : x
  2. Step 2: Convert to fraction form
    13,797.88/19,041.07 = 7,510.30/x
  3. Step 3: Cross multiply
    13,797.88x = 19,041.07 × 7,510.30
  4. Step 4: Simplify right side
    13,797.88x = 143,004,148.02
  5. Step 5: Solve for x
    x = 143,004,148.02/13,797.88
  6. Step 6: Final answer
    x = 10,364.21

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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.