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Finding the Fourth Proportional to 29,644.28, 40,903.08 and 17,703.28

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Solution

The fourth proportional to 29,644.28, 40,903.08 and 17,703.28 is: 24,426.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,644.28 : 40,903.08 = 17,703.28 : x
  2. Step 2: Convert to fraction form
    29,644.28/40,903.08 = 17,703.28/x
  3. Step 3: Cross multiply
    29,644.28x = 40,903.08 × 17,703.28
  4. Step 4: Simplify right side
    29,644.28x = 724,118,678.10
  5. Step 5: Solve for x
    x = 724,118,678.10/29,644.28
  6. Step 6: Final answer
    x = 24,426.93

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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.