Home / 19,792.96-29,708.57-16,139.45

Finding the Fourth Proportional to 19,792.96, 29,708.57 and 16,139.45

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Solution

The fourth proportional to 19,792.96, 29,708.57 and 16,139.45 is: 24,224.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792.96 : 29,708.57 = 16,139.45 : x
  2. Step 2: Convert to fraction form
    19,792.96/29,708.57 = 16,139.45/x
  3. Step 3: Cross multiply
    19,792.96x = 29,708.57 × 16,139.45
  4. Step 4: Simplify right side
    19,792.96x = 479,480,094.71
  5. Step 5: Solve for x
    x = 479,480,094.71/19,792.96
  6. Step 6: Final answer
    x = 24,224.78

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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.