Home / 48,746.05-67,258.04-28,315.98

Finding the Fourth Proportional to 48,746.05, 67,258.04 and 28,315.98

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Solution

The fourth proportional to 48,746.05, 67,258.04 and 28,315.98 is: 39,069.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,746.05 : 67,258.04 = 28,315.98 : x
  2. Step 2: Convert to fraction form
    48,746.05/67,258.04 = 28,315.98/x
  3. Step 3: Cross multiply
    48,746.05x = 67,258.04 × 28,315.98
  4. Step 4: Simplify right side
    48,746.05x = 1,904,477,173.90
  5. Step 5: Solve for x
    x = 1,904,477,173.90/48,746.05
  6. Step 6: Final answer
    x = 39,069.37

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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.