Home / 13,272.77-19,847.63-10,277.28

Finding the Fourth Proportional to 13,272.77, 19,847.63 and 10,277.28

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Solution

The fourth proportional to 13,272.77, 19,847.63 and 10,277.28 is: 15,368.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,272.77 : 19,847.63 = 10,277.28 : x
  2. Step 2: Convert to fraction form
    13,272.77/19,847.63 = 10,277.28/x
  3. Step 3: Cross multiply
    13,272.77x = 19,847.63 × 10,277.28
  4. Step 4: Simplify right side
    13,272.77x = 203,979,599.46
  5. Step 5: Solve for x
    x = 203,979,599.46/13,272.77
  6. Step 6: Final answer
    x = 15,368.28

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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.