Home / 31,970.48-44,119.45-18,549.73

Finding the Fourth Proportional to 31,970.48, 44,119.45 and 18,549.73

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Solution

The fourth proportional to 31,970.48, 44,119.45 and 18,549.73 is: 25,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,970.48 : 44,119.45 = 18,549.73 : x
  2. Step 2: Convert to fraction form
    31,970.48/44,119.45 = 18,549.73/x
  3. Step 3: Cross multiply
    31,970.48x = 44,119.45 × 18,549.73
  4. Step 4: Simplify right side
    31,970.48x = 818,403,885.25
  5. Step 5: Solve for x
    x = 818,403,885.25/31,970.48
  6. Step 6: Final answer
    x = 25,598.74

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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.