Home / 50,812.06-70,130.46-29,315.69

Finding the Fourth Proportional to 50,812.06, 70,130.46 and 29,315.69

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Solution

The fourth proportional to 50,812.06, 70,130.46 and 29,315.69 is: 40,461.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,812.06 : 70,130.46 = 29,315.69 : x
  2. Step 2: Convert to fraction form
    50,812.06/70,130.46 = 29,315.69/x
  3. Step 3: Cross multiply
    50,812.06x = 70,130.46 × 29,315.69
  4. Step 4: Simplify right side
    50,812.06x = 2,055,922,824.92
  5. Step 5: Solve for x
    x = 2,055,922,824.92/50,812.06
  6. Step 6: Final answer
    x = 40,461.32

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Double scale
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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.