Home / 35,132.28-48,474.06-20,792.76

Finding the Fourth Proportional to 35,132.28, 48,474.06 and 20,792.76

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Solution

The fourth proportional to 35,132.28, 48,474.06 and 20,792.76 is: 28,688.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,132.28 : 48,474.06 = 20,792.76 : x
  2. Step 2: Convert to fraction form
    35,132.28/48,474.06 = 20,792.76/x
  3. Step 3: Cross multiply
    35,132.28x = 48,474.06 × 20,792.76
  4. Step 4: Simplify right side
    35,132.28x = 1,007,909,495.81
  5. Step 5: Solve for x
    x = 1,007,909,495.81/35,132.28
  6. Step 6: Final answer
    x = 28,688.99

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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.