Home / 13,737.04-18,953.94-9,269.08

Finding the Fourth Proportional to 13,737.04, 18,953.94 and 9,269.08

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Solution

The fourth proportional to 13,737.04, 18,953.94 and 9,269.08 is: 12,789.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,737.04 : 18,953.94 = 9,269.08 : x
  2. Step 2: Convert to fraction form
    13,737.04/18,953.94 = 9,269.08/x
  3. Step 3: Cross multiply
    13,737.04x = 18,953.94 × 9,269.08
  4. Step 4: Simplify right side
    13,737.04x = 175,685,586.18
  5. Step 5: Solve for x
    x = 175,685,586.18/13,737.04
  6. Step 6: Final answer
    x = 12,789.19

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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.