Home / 23,585.49-32,561.46-15,638.51

Finding the Fourth Proportional to 23,585.49, 32,561.46 and 15,638.51

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Solution

The fourth proportional to 23,585.49, 32,561.46 and 15,638.51 is: 21,590.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,585.49 : 32,561.46 = 15,638.51 : x
  2. Step 2: Convert to fraction form
    23,585.49/32,561.46 = 15,638.51/x
  3. Step 3: Cross multiply
    23,585.49x = 32,561.46 × 15,638.51
  4. Step 4: Simplify right side
    23,585.49x = 509,212,799.23
  5. Step 5: Solve for x
    x = 509,212,799.23/23,585.49
  6. Step 6: Final answer
    x = 21,590.09

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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.