Home / 38,113.02-57,169.59-15,914.31

Finding the Fourth Proportional to 38,113.02, 57,169.59 and 15,914.31

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Solution

The fourth proportional to 38,113.02, 57,169.59 and 15,914.31 is: 23,871.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,113.02 : 57,169.59 = 15,914.31 : x
  2. Step 2: Convert to fraction form
    38,113.02/57,169.59 = 15,914.31/x
  3. Step 3: Cross multiply
    38,113.02x = 57,169.59 × 15,914.31
  4. Step 4: Simplify right side
    38,113.02x = 909,814,577.83
  5. Step 5: Solve for x
    x = 909,814,577.83/38,113.02
  6. Step 6: Final answer
    x = 23,871.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.