Home / 15,608.02-21,531.54-9,637.48

Finding the Fourth Proportional to 15,608.02, 21,531.54 and 9,637.48

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Solution

The fourth proportional to 15,608.02, 21,531.54 and 9,637.48 is: 13,295.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,608.02 : 21,531.54 = 9,637.48 : x
  2. Step 2: Convert to fraction form
    15,608.02/21,531.54 = 9,637.48/x
  3. Step 3: Cross multiply
    15,608.02x = 21,531.54 × 9,637.48
  4. Step 4: Simplify right side
    15,608.02x = 207,509,786.12
  5. Step 5: Solve for x
    x = 207,509,786.12/15,608.02
  6. Step 6: Final answer
    x = 13,295.07

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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.