Home / 15,234.68-21,032.94-9,574.22

Finding the Fourth Proportional to 15,234.68, 21,032.94 and 9,574.22

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Solution

The fourth proportional to 15,234.68, 21,032.94 and 9,574.22 is: 13,218.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234.68 : 21,032.94 = 9,574.22 : x
  2. Step 2: Convert to fraction form
    15,234.68/21,032.94 = 9,574.22/x
  3. Step 3: Cross multiply
    15,234.68x = 21,032.94 × 9,574.22
  4. Step 4: Simplify right side
    15,234.68x = 201,373,841.77
  5. Step 5: Solve for x
    x = 201,373,841.77/15,234.68
  6. Step 6: Final answer
    x = 13,218.13

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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.