Home / 48,885.24-67,458.24-28,743

Finding the Fourth Proportional to 48,885.24, 67,458.24 and 28,743

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Solution

The fourth proportional to 48,885.24, 67,458.24 and 28,743 is: 39,663.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,885.24 : 67,458.24 = 28,743 : x
  2. Step 2: Convert to fraction form
    48,885.24/67,458.24 = 28,743/x
  3. Step 3: Cross multiply
    48,885.24x = 67,458.24 × 28,743
  4. Step 4: Simplify right side
    48,885.24x = 1,938,952,192.32
  5. Step 5: Solve for x
    x = 1,938,952,192.32/48,885.24
  6. Step 6: Final answer
    x = 39,663.35

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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.