Home / 26,438.37-36,472.37-15,825.95

Finding the Fourth Proportional to 26,438.37, 36,472.37 and 15,825.95

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Solution

The fourth proportional to 26,438.37, 36,472.37 and 15,825.95 is: 21,832.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,438.37 : 36,472.37 = 15,825.95 : x
  2. Step 2: Convert to fraction form
    26,438.37/36,472.37 = 15,825.95/x
  3. Step 3: Cross multiply
    26,438.37x = 36,472.37 × 15,825.95
  4. Step 4: Simplify right side
    26,438.37x = 577,209,642.51
  5. Step 5: Solve for x
    x = 577,209,642.51/26,438.37
  6. Step 6: Final answer
    x = 21,832.27

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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.