Home / 23,637.78-32,619.76-13,027.80

Finding the Fourth Proportional to 23,637.78, 32,619.76 and 13,027.80

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Solution

The fourth proportional to 23,637.78, 32,619.76 and 13,027.80 is: 17,978.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,637.78 : 32,619.76 = 13,027.80 : x
  2. Step 2: Convert to fraction form
    23,637.78/32,619.76 = 13,027.80/x
  3. Step 3: Cross multiply
    23,637.78x = 32,619.76 × 13,027.80
  4. Step 4: Simplify right side
    23,637.78x = 424,963,709.33
  5. Step 5: Solve for x
    x = 424,963,709.33/23,637.78
  6. Step 6: Final answer
    x = 17,978.16

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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.