Home / 48,270.46-66,610.50-28,130.62

Finding the Fourth Proportional to 48,270.46, 66,610.50 and 28,130.62

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Solution

The fourth proportional to 48,270.46, 66,610.50 and 28,130.62 is: 38,818.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,270.46 : 66,610.50 = 28,130.62 : x
  2. Step 2: Convert to fraction form
    48,270.46/66,610.50 = 28,130.62/x
  3. Step 3: Cross multiply
    48,270.46x = 66,610.50 × 28,130.62
  4. Step 4: Simplify right side
    48,270.46x = 1,873,794,663.51
  5. Step 5: Solve for x
    x = 1,873,794,663.51/48,270.46
  6. Step 6: Final answer
    x = 38,818.66

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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.