Home / 52,437.90-72,362.22-28,564.76

Finding the Fourth Proportional to 52,437.90, 72,362.22 and 28,564.76

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Solution

The fourth proportional to 52,437.90, 72,362.22 and 28,564.76 is: 39,418.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,437.90 : 72,362.22 = 28,564.76 : x
  2. Step 2: Convert to fraction form
    52,437.90/72,362.22 = 28,564.76/x
  3. Step 3: Cross multiply
    52,437.90x = 72,362.22 × 28,564.76
  4. Step 4: Simplify right side
    52,437.90x = 2,067,009,447.37
  5. Step 5: Solve for x
    x = 2,067,009,447.37/52,437.90
  6. Step 6: Final answer
    x = 39,418.23

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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.