Home / 45,643.28-62,981.49-25,497.67

Finding the Fourth Proportional to 45,643.28, 62,981.49 and 25,497.67

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Solution

The fourth proportional to 45,643.28, 62,981.49 and 25,497.67 is: 35,183.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,643.28 : 62,981.49 = 25,497.67 : x
  2. Step 2: Convert to fraction form
    45,643.28/62,981.49 = 25,497.67/x
  3. Step 3: Cross multiply
    45,643.28x = 62,981.49 × 25,497.67
  4. Step 4: Simplify right side
    45,643.28x = 1,605,880,869.48
  5. Step 5: Solve for x
    x = 1,605,880,869.48/45,643.28
  6. Step 6: Final answer
    x = 35,183.30

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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.