Home / 48,534.30-66,959.08-28,384.74

Finding the Fourth Proportional to 48,534.30, 66,959.08 and 28,384.74

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Solution

The fourth proportional to 48,534.30, 66,959.08 and 28,384.74 is: 39,160.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,534.30 : 66,959.08 = 28,384.74 : x
  2. Step 2: Convert to fraction form
    48,534.30/66,959.08 = 28,384.74/x
  3. Step 3: Cross multiply
    48,534.30x = 66,959.08 × 28,384.74
  4. Step 4: Simplify right side
    48,534.30x = 1,900,616,076.44
  5. Step 5: Solve for x
    x = 1,900,616,076.44/48,534.30
  6. Step 6: Final answer
    x = 39,160.27

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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.