Home / 23,931.32-33,024.66-13,320.74

Finding the Fourth Proportional to 23,931.32, 33,024.66 and 13,320.74

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Solution

The fourth proportional to 23,931.32, 33,024.66 and 13,320.74 is: 18,382.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,931.32 : 33,024.66 = 13,320.74 : x
  2. Step 2: Convert to fraction form
    23,931.32/33,024.66 = 13,320.74/x
  3. Step 3: Cross multiply
    23,931.32x = 33,024.66 × 13,320.74
  4. Step 4: Simplify right side
    23,931.32x = 439,912,909.45
  5. Step 5: Solve for x
    x = 439,912,909.45/23,931.32
  6. Step 6: Final answer
    x = 18,382.31

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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.