Home / 45,728.48-68,595.36-17,648.68

Finding the Fourth Proportional to 45,728.48, 68,595.36 and 17,648.68

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Solution

The fourth proportional to 45,728.48, 68,595.36 and 17,648.68 is: 26,474.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,728.48 : 68,595.36 = 17,648.68 : x
  2. Step 2: Convert to fraction form
    45,728.48/68,595.36 = 17,648.68/x
  3. Step 3: Cross multiply
    45,728.48x = 68,595.36 × 17,648.68
  4. Step 4: Simplify right side
    45,728.48x = 1,210,617,558.12
  5. Step 5: Solve for x
    x = 1,210,617,558.12/45,728.48
  6. Step 6: Final answer
    x = 26,474.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.