Home / 37,929.71-52,339.03-20,933.64

Finding the Fourth Proportional to 37,929.71, 52,339.03 and 20,933.64

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Solution

The fourth proportional to 37,929.71, 52,339.03 and 20,933.64 is: 28,886.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,929.71 : 52,339.03 = 20,933.64 : x
  2. Step 2: Convert to fraction form
    37,929.71/52,339.03 = 20,933.64/x
  3. Step 3: Cross multiply
    37,929.71x = 52,339.03 × 20,933.64
  4. Step 4: Simplify right side
    37,929.71x = 1,095,646,411.97
  5. Step 5: Solve for x
    x = 1,095,646,411.97/37,929.71
  6. Step 6: Final answer
    x = 28,886.23

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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.