Home / 17,261.81-23,813.90-11,283.10

Finding the Fourth Proportional to 17,261.81, 23,813.90 and 11,283.10

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Solution

The fourth proportional to 17,261.81, 23,813.90 and 11,283.10 is: 15,565.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,261.81 : 23,813.90 = 11,283.10 : x
  2. Step 2: Convert to fraction form
    17,261.81/23,813.90 = 11,283.10/x
  3. Step 3: Cross multiply
    17,261.81x = 23,813.90 × 11,283.10
  4. Step 4: Simplify right side
    17,261.81x = 268,694,541.45
  5. Step 5: Solve for x
    x = 268,694,541.45/17,261.81
  6. Step 6: Final answer
    x = 15,565.84

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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.