Home / 13,254.57-19,884.15-6,591.51

Finding the Fourth Proportional to 13,254.57, 19,884.15 and 6,591.51

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Solution

The fourth proportional to 13,254.57, 19,884.15 and 6,591.51 is: 9,888.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.57 : 19,884.15 = 6,591.51 : x
  2. Step 2: Convert to fraction form
    13,254.57/19,884.15 = 6,591.51/x
  3. Step 3: Cross multiply
    13,254.57x = 19,884.15 × 6,591.51
  4. Step 4: Simplify right side
    13,254.57x = 131,066,573.57
  5. Step 5: Solve for x
    x = 131,066,573.57/13,254.57
  6. Step 6: Final answer
    x = 9,888.41

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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.