Home / 48,237.18-66,538.26-31,884.48

Finding the Fourth Proportional to 48,237.18, 66,538.26 and 31,884.48

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Solution

The fourth proportional to 48,237.18, 66,538.26 and 31,884.48 is: 43,981.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,237.18 : 66,538.26 = 31,884.48 : x
  2. Step 2: Convert to fraction form
    48,237.18/66,538.26 = 31,884.48/x
  3. Step 3: Cross multiply
    48,237.18x = 66,538.26 × 31,884.48
  4. Step 4: Simplify right side
    48,237.18x = 2,121,537,820.20
  5. Step 5: Solve for x
    x = 2,121,537,820.20/48,237.18
  6. Step 6: Final answer
    x = 43,981.38

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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.