Home / 45,532.76-62,812.92-30,429.16

Finding the Fourth Proportional to 45,532.76, 62,812.92 and 30,429.16

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Solution

The fourth proportional to 45,532.76, 62,812.92 and 30,429.16 is: 41,977.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,532.76 : 62,812.92 = 30,429.16 : x
  2. Step 2: Convert to fraction form
    45,532.76/62,812.92 = 30,429.16/x
  3. Step 3: Cross multiply
    45,532.76x = 62,812.92 × 30,429.16
  4. Step 4: Simplify right side
    45,532.76x = 1,911,344,392.75
  5. Step 5: Solve for x
    x = 1,911,344,392.75/45,532.76
  6. Step 6: Final answer
    x = 41,977.35

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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.