Home / 14,163.27-19,544.81-7,875.51

Finding the Fourth Proportional to 14,163.27, 19,544.81 and 7,875.51

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Solution

The fourth proportional to 14,163.27, 19,544.81 and 7,875.51 is: 10,867.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,163.27 : 19,544.81 = 7,875.51 : x
  2. Step 2: Convert to fraction form
    14,163.27/19,544.81 = 7,875.51/x
  3. Step 3: Cross multiply
    14,163.27x = 19,544.81 × 7,875.51
  4. Step 4: Simplify right side
    14,163.27x = 153,925,307.23
  5. Step 5: Solve for x
    x = 153,925,307.23/14,163.27
  6. Step 6: Final answer
    x = 10,867.92

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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.