Home / 22,725.11-31,360.01-12,653.16

Finding the Fourth Proportional to 22,725.11, 31,360.01 and 12,653.16

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Solution

The fourth proportional to 22,725.11, 31,360.01 and 12,653.16 is: 17,461.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,725.11 : 31,360.01 = 12,653.16 : x
  2. Step 2: Convert to fraction form
    22,725.11/31,360.01 = 12,653.16/x
  3. Step 3: Cross multiply
    22,725.11x = 31,360.01 × 12,653.16
  4. Step 4: Simplify right side
    22,725.11x = 396,803,160.87
  5. Step 5: Solve for x
    x = 396,803,160.87/22,725.11
  6. Step 6: Final answer
    x = 17,461.00

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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.