Home / 19,463.34-26,857.88-10,965

Finding the Fourth Proportional to 19,463.34, 26,857.88 and 10,965

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Solution

The fourth proportional to 19,463.34, 26,857.88 and 10,965 is: 15,130.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,463.34 : 26,857.88 = 10,965 : x
  2. Step 2: Convert to fraction form
    19,463.34/26,857.88 = 10,965/x
  3. Step 3: Cross multiply
    19,463.34x = 26,857.88 × 10,965
  4. Step 4: Simplify right side
    19,463.34x = 294,496,654.20
  5. Step 5: Solve for x
    x = 294,496,654.20/19,463.34
  6. Step 6: Final answer
    x = 15,130.84

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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.