Home / 48,054.52-72,030.75-28,342.36

Finding the Fourth Proportional to 48,054.52, 72,030.75 and 28,342.36

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Solution

The fourth proportional to 48,054.52, 72,030.75 and 28,342.36 is: 42,483.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,054.52 : 72,030.75 = 28,342.36 : x
  2. Step 2: Convert to fraction form
    48,054.52/72,030.75 = 28,342.36/x
  3. Step 3: Cross multiply
    48,054.52x = 72,030.75 × 28,342.36
  4. Step 4: Simplify right side
    48,054.52x = 2,041,521,447.57
  5. Step 5: Solve for x
    x = 2,041,521,447.57/48,054.52
  6. Step 6: Final answer
    x = 42,483.44

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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.