Home / 27,539.02-38,003.72-15,602.33

Finding the Fourth Proportional to 27,539.02, 38,003.72 and 15,602.33

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Solution

The fourth proportional to 27,539.02, 38,003.72 and 15,602.33 is: 21,531.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,539.02 : 38,003.72 = 15,602.33 : x
  2. Step 2: Convert to fraction form
    27,539.02/38,003.72 = 15,602.33/x
  3. Step 3: Cross multiply
    27,539.02x = 38,003.72 × 15,602.33
  4. Step 4: Simplify right side
    27,539.02x = 592,946,703.68
  5. Step 5: Solve for x
    x = 592,946,703.68/27,539.02
  6. Step 6: Final answer
    x = 21,531.15

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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.