Home / 19,468.01-26,865.69-10,972.86

Finding the Fourth Proportional to 19,468.01, 26,865.69 and 10,972.86

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Solution

The fourth proportional to 19,468.01, 26,865.69 and 10,972.86 is: 15,142.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,468.01 : 26,865.69 = 10,972.86 : x
  2. Step 2: Convert to fraction form
    19,468.01/26,865.69 = 10,972.86/x
  3. Step 3: Cross multiply
    19,468.01x = 26,865.69 × 10,972.86
  4. Step 4: Simplify right side
    19,468.01x = 294,793,455.17
  5. Step 5: Solve for x
    x = 294,793,455.17/19,468.01
  6. Step 6: Final answer
    x = 15,142.46

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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.