Home / 15,468.93-21,292.93-13,476.03

Finding the Fourth Proportional to 15,468.93, 21,292.93 and 13,476.03

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Solution

The fourth proportional to 15,468.93, 21,292.93 and 13,476.03 is: 18,549.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,468.93 : 21,292.93 = 13,476.03 : x
  2. Step 2: Convert to fraction form
    15,468.93/21,292.93 = 13,476.03/x
  3. Step 3: Cross multiply
    15,468.93x = 21,292.93 × 13,476.03
  4. Step 4: Simplify right side
    15,468.93x = 286,944,163.47
  5. Step 5: Solve for x
    x = 286,944,163.47/15,468.93
  6. Step 6: Final answer
    x = 18,549.71

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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.