Home / 29,228.48-43,859.44-12,360.16

Finding the Fourth Proportional to 29,228.48, 43,859.44 and 12,360.16

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Solution

The fourth proportional to 29,228.48, 43,859.44 and 12,360.16 is: 18,547.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,228.48 : 43,859.44 = 12,360.16 : x
  2. Step 2: Convert to fraction form
    29,228.48/43,859.44 = 12,360.16/x
  3. Step 3: Cross multiply
    29,228.48x = 43,859.44 × 12,360.16
  4. Step 4: Simplify right side
    29,228.48x = 542,109,695.91
  5. Step 5: Solve for x
    x = 542,109,695.91/29,228.48
  6. Step 6: Final answer
    x = 18,547.31

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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.