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Finding the Fourth Proportional to 29,145.30, 43,717.95 and 23,313.30

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Solution

The fourth proportional to 29,145.30, 43,717.95 and 23,313.30 is: 34,969.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,145.30 : 43,717.95 = 23,313.30 : x
  2. Step 2: Convert to fraction form
    29,145.30/43,717.95 = 23,313.30/x
  3. Step 3: Cross multiply
    29,145.30x = 43,717.95 × 23,313.30
  4. Step 4: Simplify right side
    29,145.30x = 1,019,209,683.74
  5. Step 5: Solve for x
    x = 1,019,209,683.74/29,145.30
  6. Step 6: Final answer
    x = 34,969.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.