Home / 15,240.66-21,045.09-9,584.87

Finding the Fourth Proportional to 15,240.66, 21,045.09 and 9,584.87

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Solution

The fourth proportional to 15,240.66, 21,045.09 and 9,584.87 is: 13,235.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,240.66 : 21,045.09 = 9,584.87 : x
  2. Step 2: Convert to fraction form
    15,240.66/21,045.09 = 9,584.87/x
  3. Step 3: Cross multiply
    15,240.66x = 21,045.09 × 9,584.87
  4. Step 4: Simplify right side
    15,240.66x = 201,714,444.33
  5. Step 5: Solve for x
    x = 201,714,444.33/15,240.66
  6. Step 6: Final answer
    x = 13,235.29

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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.