Home / 51,224.10-70,688.43-29,998.86

Finding the Fourth Proportional to 51,224.10, 70,688.43 and 29,998.86

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Solution

The fourth proportional to 51,224.10, 70,688.43 and 29,998.86 is: 41,397.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,224.10 : 70,688.43 = 29,998.86 : x
  2. Step 2: Convert to fraction form
    51,224.10/70,688.43 = 29,998.86/x
  3. Step 3: Cross multiply
    51,224.10x = 70,688.43 × 29,998.86
  4. Step 4: Simplify right side
    51,224.10x = 2,120,572,315.19
  5. Step 5: Solve for x
    x = 2,120,572,315.19/51,224.10
  6. Step 6: Final answer
    x = 41,397.94

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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.