Home / 37,928.04-52,340.26-20,932.40

Finding the Fourth Proportional to 37,928.04, 52,340.26 and 20,932.40

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Solution

The fourth proportional to 37,928.04, 52,340.26 and 20,932.40 is: 28,886.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,928.04 : 52,340.26 = 20,932.40 : x
  2. Step 2: Convert to fraction form
    37,928.04/52,340.26 = 20,932.40/x
  3. Step 3: Cross multiply
    37,928.04x = 52,340.26 × 20,932.40
  4. Step 4: Simplify right side
    37,928.04x = 1,095,607,258.42
  5. Step 5: Solve for x
    x = 1,095,607,258.42/37,928.04
  6. Step 6: Final answer
    x = 28,886.47

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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.