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Finding the Fourth Proportional to 17,903.10, 24,707.02 and 9,946.06

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Solution

The fourth proportional to 17,903.10, 24,707.02 and 9,946.06 is: 13,725.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,903.10 : 24,707.02 = 9,946.06 : x
  2. Step 2: Convert to fraction form
    17,903.10/24,707.02 = 9,946.06/x
  3. Step 3: Cross multiply
    17,903.10x = 24,707.02 × 9,946.06
  4. Step 4: Simplify right side
    17,903.10x = 245,737,503.34
  5. Step 5: Solve for x
    x = 245,737,503.34/17,903.10
  6. Step 6: Final answer
    x = 13,725.98

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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.