Home / 12,269.04-16,926.96-9,437.28

Finding the Fourth Proportional to 12,269.04, 16,926.96 and 9,437.28

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Solution

The fourth proportional to 12,269.04, 16,926.96 and 9,437.28 is: 13,020.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,269.04 : 16,926.96 = 9,437.28 : x
  2. Step 2: Convert to fraction form
    12,269.04/16,926.96 = 9,437.28/x
  3. Step 3: Cross multiply
    12,269.04x = 16,926.96 × 9,437.28
  4. Step 4: Simplify right side
    12,269.04x = 159,744,461.07
  5. Step 5: Solve for x
    x = 159,744,461.07/12,269.04
  6. Step 6: Final answer
    x = 13,020.13

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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.