Home / 23,547.16-35,279.24-12,429.36

Finding the Fourth Proportional to 23,547.16, 35,279.24 and 12,429.36

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Solution

The fourth proportional to 23,547.16, 35,279.24 and 12,429.36 is: 18,622.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,547.16 : 35,279.24 = 12,429.36 : x
  2. Step 2: Convert to fraction form
    23,547.16/35,279.24 = 12,429.36/x
  3. Step 3: Cross multiply
    23,547.16x = 35,279.24 × 12,429.36
  4. Step 4: Simplify right side
    23,547.16x = 438,498,374.49
  5. Step 5: Solve for x
    x = 438,498,374.49/23,547.16
  6. Step 6: Final answer
    x = 18,622.13

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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.