Home / 15,728.58-23,599.35-14,153.94

Finding the Fourth Proportional to 15,728.58, 23,599.35 and 14,153.94

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Solution

The fourth proportional to 15,728.58, 23,599.35 and 14,153.94 is: 21,236.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,728.58 : 23,599.35 = 14,153.94 : x
  2. Step 2: Convert to fraction form
    15,728.58/23,599.35 = 14,153.94/x
  3. Step 3: Cross multiply
    15,728.58x = 23,599.35 × 14,153.94
  4. Step 4: Simplify right side
    15,728.58x = 334,023,783.94
  5. Step 5: Solve for x
    x = 334,023,783.94/15,728.58
  6. Step 6: Final answer
    x = 21,236.74

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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.