Home / 19,392.16-29,088.26-5,541.16

Finding the Fourth Proportional to 19,392.16, 29,088.26 and 5,541.16

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Solution

The fourth proportional to 19,392.16, 29,088.26 and 5,541.16 is: 8,311.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392.16 : 29,088.26 = 5,541.16 : x
  2. Step 2: Convert to fraction form
    19,392.16/29,088.26 = 5,541.16/x
  3. Step 3: Cross multiply
    19,392.16x = 29,088.26 × 5,541.16
  4. Step 4: Simplify right side
    19,392.16x = 161,182,702.78
  5. Step 5: Solve for x
    x = 161,182,702.78/19,392.16
  6. Step 6: Final answer
    x = 8,311.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.