Home / 38,282.64-52,826.76-21,283.92

Finding the Fourth Proportional to 38,282.64, 52,826.76 and 21,283.92

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Solution

The fourth proportional to 38,282.64, 52,826.76 and 21,283.92 is: 29,369.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,282.64 : 52,826.76 = 21,283.92 : x
  2. Step 2: Convert to fraction form
    38,282.64/52,826.76 = 21,283.92/x
  3. Step 3: Cross multiply
    38,282.64x = 52,826.76 × 21,283.92
  4. Step 4: Simplify right side
    38,282.64x = 1,124,360,533.70
  5. Step 5: Solve for x
    x = 1,124,360,533.70/38,282.64
  6. Step 6: Final answer
    x = 29,369.98

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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.