Home / 19,447.68-29,147.04-8,341.32

Finding the Fourth Proportional to 19,447.68, 29,147.04 and 8,341.32

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Solution

The fourth proportional to 19,447.68, 29,147.04 and 8,341.32 is: 12,501.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,447.68 : 29,147.04 = 8,341.32 : x
  2. Step 2: Convert to fraction form
    19,447.68/29,147.04 = 8,341.32/x
  3. Step 3: Cross multiply
    19,447.68x = 29,147.04 × 8,341.32
  4. Step 4: Simplify right side
    19,447.68x = 243,124,787.69
  5. Step 5: Solve for x
    x = 243,124,787.69/19,447.68
  6. Step 6: Final answer
    x = 12,501.48

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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.