Home / 15,725.65-23,587.71-5,864.16

Finding the Fourth Proportional to 15,725.65, 23,587.71 and 5,864.16

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Solution

The fourth proportional to 15,725.65, 23,587.71 and 5,864.16 is: 8,795.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,725.65 : 23,587.71 = 5,864.16 : x
  2. Step 2: Convert to fraction form
    15,725.65/23,587.71 = 5,864.16/x
  3. Step 3: Cross multiply
    15,725.65x = 23,587.71 × 5,864.16
  4. Step 4: Simplify right side
    15,725.65x = 138,322,039.26
  5. Step 5: Solve for x
    x = 138,322,039.26/15,725.65
  6. Step 6: Final answer
    x = 8,795.95

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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.