Home / 23,931.37-33,021.51-13,860.76

Finding the Fourth Proportional to 23,931.37, 33,021.51 and 13,860.76

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Solution

The fourth proportional to 23,931.37, 33,021.51 and 13,860.76 is: 19,125.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,931.37 : 33,021.51 = 13,860.76 : x
  2. Step 2: Convert to fraction form
    23,931.37/33,021.51 = 13,860.76/x
  3. Step 3: Cross multiply
    23,931.37x = 33,021.51 × 13,860.76
  4. Step 4: Simplify right side
    23,931.37x = 457,703,224.95
  5. Step 5: Solve for x
    x = 457,703,224.95/23,931.37
  6. Step 6: Final answer
    x = 19,125.66

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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.