Home / 28,708.92-42,955.17-25,795.35

Finding the Fourth Proportional to 28,708.92, 42,955.17 and 25,795.35

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Solution

The fourth proportional to 28,708.92, 42,955.17 and 25,795.35 is: 38,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,708.92 : 42,955.17 = 25,795.35 : x
  2. Step 2: Convert to fraction form
    28,708.92/42,955.17 = 25,795.35/x
  3. Step 3: Cross multiply
    28,708.92x = 42,955.17 × 25,795.35
  4. Step 4: Simplify right side
    28,708.92x = 1,108,043,644.46
  5. Step 5: Solve for x
    x = 1,108,043,644.46/28,708.92
  6. Step 6: Final answer
    x = 38,595.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.