Home / 26,660.14-36,795.71-15,328.74

Finding the Fourth Proportional to 26,660.14, 36,795.71 and 15,328.74

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Solution

The fourth proportional to 26,660.14, 36,795.71 and 15,328.74 is: 21,156.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,660.14 : 36,795.71 = 15,328.74 : x
  2. Step 2: Convert to fraction form
    26,660.14/36,795.71 = 15,328.74/x
  3. Step 3: Cross multiply
    26,660.14x = 36,795.71 × 15,328.74
  4. Step 4: Simplify right side
    26,660.14x = 564,032,048.01
  5. Step 5: Solve for x
    x = 564,032,048.01/26,660.14
  6. Step 6: Final answer
    x = 21,156.38

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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.