Home / 23,556.15-32,509.28-13,487.72

Finding the Fourth Proportional to 23,556.15, 32,509.28 and 13,487.72

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Solution

The fourth proportional to 23,556.15, 32,509.28 and 13,487.72 is: 18,614.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,556.15 : 32,509.28 = 13,487.72 : x
  2. Step 2: Convert to fraction form
    23,556.15/32,509.28 = 13,487.72/x
  3. Step 3: Cross multiply
    23,556.15x = 32,509.28 × 13,487.72
  4. Step 4: Simplify right side
    23,556.15x = 438,475,937.21
  5. Step 5: Solve for x
    x = 438,475,937.21/23,556.15
  6. Step 6: Final answer
    x = 18,614.07

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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.