Home / 48,924.64-67,512.18-28,782.28

Finding the Fourth Proportional to 48,924.64, 67,512.18 and 28,782.28

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Solution

The fourth proportional to 48,924.64, 67,512.18 and 28,782.28 is: 39,717.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,924.64 : 67,512.18 = 28,782.28 : x
  2. Step 2: Convert to fraction form
    48,924.64/67,512.18 = 28,782.28/x
  3. Step 3: Cross multiply
    48,924.64x = 67,512.18 × 28,782.28
  4. Step 4: Simplify right side
    48,924.64x = 1,943,154,468.17
  5. Step 5: Solve for x
    x = 1,943,154,468.17/48,924.64
  6. Step 6: Final answer
    x = 39,717.30

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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.