Home / 52,837.92-72,916.34-28,964.08

Finding the Fourth Proportional to 52,837.92, 72,916.34 and 28,964.08

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Solution

The fourth proportional to 52,837.92, 72,916.34 and 28,964.08 is: 39,970.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,837.92 : 72,916.34 = 28,964.08 : x
  2. Step 2: Convert to fraction form
    52,837.92/72,916.34 = 28,964.08/x
  3. Step 3: Cross multiply
    52,837.92x = 72,916.34 × 28,964.08
  4. Step 4: Simplify right side
    52,837.92x = 2,111,954,651.39
  5. Step 5: Solve for x
    x = 2,111,954,651.39/52,837.92
  6. Step 6: Final answer
    x = 39,970.44

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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.