Home / 48,055.52-72,032.25-28,343.36

Finding the Fourth Proportional to 48,055.52, 72,032.25 and 28,343.36

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Solution

The fourth proportional to 48,055.52, 72,032.25 and 28,343.36 is: 42,484.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,055.52 : 72,032.25 = 28,343.36 : x
  2. Step 2: Convert to fraction form
    48,055.52/72,032.25 = 28,343.36/x
  3. Step 3: Cross multiply
    48,055.52x = 72,032.25 × 28,343.36
  4. Step 4: Simplify right side
    48,055.52x = 2,041,635,993.36
  5. Step 5: Solve for x
    x = 2,041,635,993.36/48,055.52
  6. Step 6: Final answer
    x = 42,484.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.