Home / 31,886.02-44,001.93-18,455.41

Finding the Fourth Proportional to 31,886.02, 44,001.93 and 18,455.41

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Solution

The fourth proportional to 31,886.02, 44,001.93 and 18,455.41 is: 25,468.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,886.02 : 44,001.93 = 18,455.41 : x
  2. Step 2: Convert to fraction form
    31,886.02/44,001.93 = 18,455.41/x
  3. Step 3: Cross multiply
    31,886.02x = 44,001.93 × 18,455.41
  4. Step 4: Simplify right side
    31,886.02x = 812,073,658.94
  5. Step 5: Solve for x
    x = 812,073,658.94/31,886.02
  6. Step 6: Final answer
    x = 25,468.02

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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.