Home / 45,329.56-62,563.72-28,966.32

Finding the Fourth Proportional to 45,329.56, 62,563.72 and 28,966.32

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Solution

The fourth proportional to 45,329.56, 62,563.72 and 28,966.32 is: 39,979.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,329.56 : 62,563.72 = 28,966.32 : x
  2. Step 2: Convert to fraction form
    45,329.56/62,563.72 = 28,966.32/x
  3. Step 3: Cross multiply
    45,329.56x = 62,563.72 × 28,966.32
  4. Step 4: Simplify right side
    45,329.56x = 1,812,240,733.91
  5. Step 5: Solve for x
    x = 1,812,240,733.91/45,329.56
  6. Step 6: Final answer
    x = 39,979.23

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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.