Home / 19,541.51-29,320.46-8,442.48

Finding the Fourth Proportional to 19,541.51, 29,320.46 and 8,442.48

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Solution

The fourth proportional to 19,541.51, 29,320.46 and 8,442.48 is: 12,667.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541.51 : 29,320.46 = 8,442.48 : x
  2. Step 2: Convert to fraction form
    19,541.51/29,320.46 = 8,442.48/x
  3. Step 3: Cross multiply
    19,541.51x = 29,320.46 × 8,442.48
  4. Step 4: Simplify right side
    19,541.51x = 247,537,354.93
  5. Step 5: Solve for x
    x = 247,537,354.93/19,541.51
  6. Step 6: Final answer
    x = 12,667.26

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1.5x scale

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.