Home / 29,312.92-43,971.42-11,782.76

Finding the Fourth Proportional to 29,312.92, 43,971.42 and 11,782.76

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Solution

The fourth proportional to 29,312.92, 43,971.42 and 11,782.76 is: 17,674.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,312.92 : 43,971.42 = 11,782.76 : x
  2. Step 2: Convert to fraction form
    29,312.92/43,971.42 = 11,782.76/x
  3. Step 3: Cross multiply
    29,312.92x = 43,971.42 × 11,782.76
  4. Step 4: Simplify right side
    29,312.92x = 518,104,688.72
  5. Step 5: Solve for x
    x = 518,104,688.72/29,312.92
  6. Step 6: Final answer
    x = 17,674.96

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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.