Home / 21,552.04-29,736-12,601.74

Finding the Fourth Proportional to 21,552.04, 29,736 and 12,601.74

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Solution

The fourth proportional to 21,552.04, 29,736 and 12,601.74 is: 17,387.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,552.04 : 29,736 = 12,601.74 : x
  2. Step 2: Convert to fraction form
    21,552.04/29,736 = 12,601.74/x
  3. Step 3: Cross multiply
    21,552.04x = 29,736 × 12,601.74
  4. Step 4: Simplify right side
    21,552.04x = 374,725,340.64
  5. Step 5: Solve for x
    x = 374,725,340.64/21,552.04
  6. Step 6: Final answer
    x = 17,387.00

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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.